Indiana Academic M.A.T.H. Bowl

1
Indiana AcademicM.A.T.H. Bowl
Area - March 4, 2008
2
Welcome

• Coaches, Proctors, Family, Guests
• Student Participants
• Staff
• Emcee
• Timer
• Score keeper
• Projection
• Concessions
• Site Coordinator

3
Coaches

• Please see program for names of our terrific
• coaches who give much time to make this
• contest possible.
• Coordinators you may choose to put names here.

4
Begin PracticeRound
5
2008 MATH Area Practice Round 30 seconds
8 X 4 ?
A. 48 B. 84 C. 12 D. 32
6
2008 MATH Area Practice Round 30 second timer
has started
8 X 4 ?
A. 48 B. 84 C. 12 D. 32
5 seconds
7
Pencils up, please.
8
2008 MATH Area Practice Round
8 X 4 ?
D. 32
9
EndPractice Round
10
Begin RoundOne
11
2008 MATH Area Round 1 Number 1 30 seconds
What is the least common multiple of 18 and
24? A. 6 B. 72 C. 216 D. 432
12
2008 MATH Area Round 1 Number 1 30 second timer
has started
What is the least common multiple of 18 and
24? A. 6 B. 72 C. 216 D. 432
5 seconds
13
Pencils up, please.
14
2008 MATH Area Round 1 Number 1
What is the least common multiple of 18 and
24? B. 72
One method involves listing the multiples 18,
36, 54, 72, 90, 108, 126, 144, 24, 48, 72, 96,
120, 144,
15
2008 MATH Area Round 1 Number 2 30 seconds
1/2 ?
A. 0.5 B. 0.05 C. 0.005 D. 0.0005
16
2008 MATH Area Round 1 Number 2 30 second timer
has started
1/2 ?
A. 0.5 B. 0.05 C. 0.005 D. 0.0005
5 seconds
17
Pencils up, please.
18
2008 MATH Area Round 1 Number 2
1/2 ?
C. 0.005
1 means 1/100 or 0.01 ½ means 0.5 or 0.5/100
or 5/1000
19
2008 MATH Area Round 1 Number 3 45 seconds
Juan flew 2,890 miles the first week of June. He
flew 3,223 miles the second week and 4,998 miles
the third week. His goal is to fly 12,000 miles
in June. How many more miles does he need to fly
the last week of June to reach his goal?
A. 723 B. 889 C. 1,556 D. 11,111
20
2008 MATH Area Round 1 Number 3 45
second timer has started
Juan flew 2,890 miles the first week of June. He
flew 3,223 miles the second week and 4,998 miles
the third week. His goal is to fly 12,000 miles
in June. How many more miles does he need to fly
the last week of June to reach his goal?
A. 723 B. 889 C. 1,556 D. 11,111
5 seconds
21
Pencils up, please.
22
2008 MATH Area Round 1 Number 3
Juan flew 2,890 miles the first week of June. He
flew 3,223 miles the second week and 4,998 miles
the third week. His goal is to fly 12,000 miles
in June. How many more miles does he need to fly
the last week of June to reach his goal?
B. 889
23
2008 MATH Area Round 1 Number 4 45 seconds
There are exactly 15 prime numbers less than 50.
Exactly how many prime numbers are less than
60? A. 19 primes B. 18 primes C. 17 primes D. 16
primes
24
2008 MATH Area Round 1 Number 4 45 second timer
has started
There are exactly 15 prime numbers less than 50.
Exactly how many prime numbers are less than
60? A. 19 primes B. 18 primes C. 17 primes D. 16
primes
5 seconds
25
Pencils up, please.
26
2008 MATH Area Round 1 Number 4
There are exactly 15 prime numbers less than 50.
Exactly how many prime numbers are less than
60? C. 17 primes
The Original 15 primes with 53 and 59
27
2008 MATH Area Round 1 Number 5 60 seconds
Bob spends 1/3 of his money bowling and loses
half of the remainder. He has 10 left. How much
money did Bob have to start with?
A. 30 B. 45 C. 50 D. 60
28
2008 MATH Area Round 1 Number 5 60
second timer has started
Bob spends 1/3 of his money bowling and loses
half of the remainder. He has 10 left. How much
money did Bob have to start with?
A. 30 B. 45 C. 50 D. 60
5 seconds
29
Pencils up, please.
30
2008 MATH Area Round 1 Number 5
Bob spends 1/3 of his money bowling and loses
half of the remainder. He has 10 left. How much
money did Bob have to start with?
A. 30
31
2008 MATH Area Round 1 Number 6 60 seconds
Find the mean, median, mode, and range of5.5,
3, 4.5, 4, 9, 5, 4, 5, 5
A. Mean 5 median 5 mode 5 range 6 B. Mean
3 median 4 mode 5 range 5 C. Mean 5.5
median 5 mode 9 range 6 D. Mean 4 median 5
mode 5 range 6
32
2008 MATH Area Round 1 Number 6 60 second timer
has started
Find the mean, median, mode, and range of5.5,
3, 4.5, 4, 9, 5, 4, 5, 5
5 seconds
A. Mean 5 median 5 mode 5 range 6 B. Mean
3 median 4 mode 5 range 5 C. Mean 5.5
median 5 mode 9 range 6 D. Mean 4 median 5
mode 5 range 6
33
Pencils up, please.
34
2008 MATH Area Round 1 Number 6
Find the mean, median, mode, and range of 3,
4, 4, 4.5, 5, 5, 5, 5.5, 9
A. Mean or average is 5 Median or middle number
is 5 5 occurs most often so is the mode Range is
difference of largest and smallest or 6
35
2008 MATH Area Round 1 Number 7 45 seconds
Carlotta wants to display this data in a circle
graph 19, 16, 22, 54, 18, 31. What is the
measure of the largest central angle needed?

• 122o
• 70o
• 54o
• 160o

36
2008 MATH Area Round 1 Number 7 45 second timer
has started
Carlotta wants to display this data in a circle
graph 19, 16, 22, 54, 18, 31. What is the
measure of the largest central angle needed?

• 122o
• 70o
• 54o
• 160o

5 seconds
37
Pencils up, please.
38
2008 MATH Area Round 1 Number 7 45 seconds
Carlotta wants to display this data in a circle
graph 19, 16, 22, 54, 18, 31. What is the
measure of the largest central angle needed?

• 122o

360 x 54 / (191622541831)
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End RoundOne
40
Begin RoundTwo
41
2008 MATH Area Round 2 Number 1 Hidden slide
for emcee
The line plot shows the number of minutes 12
different students spend on homework. What is the
range of the data?
Read line plot as 1 x each above 20 and 25, two
xs each above 30 and 45 and three xs each
above 35 and 40.
42
2008 MATH Area Round 2 Number 1 45 seconds
The line plot shows the number of minutes 12
different students spend on homework. What is the
range of the data?
A. 30 B. 25 C. 20 D. 50
43
2008 MATH Area Round 2 Number 1 45
second timer has started
The line plot shows the number of minutes 12
different students spend on homework. What is the
range of the data?
5 seconds
A. 30 B. 25 C. 20 D. 50
44
Pencils up, please.
45
2008 MATH Area Round 2 Number 1
The line plot shows the number of minutes 12
different students spend on homework. What is the
range of the data?
B. 25
46
2008 MATH Area Round 2 Number 2 30 seconds
If the spinner is spun 12 times, what is the
probability of spinning a diamond on the last
spin?
A. 1 out of 4 B. 2 out of 4 C. 2 out of 12 D.
1 out of 12
47
2008 MATH Area Round 2 Number 2 30 second timer
has started
If the spinner is spun 12 times, what is the
probability of spinning a diamond on the last
spin?
5 seconds
A. 1 out of 4 B. 2 out of 4 C. 2 out of 12 D.
1 out of 12
48
Pencils up, please.
49
2008 MATH Area Round 2 Number 2
If the spinner is spun 12 times, what is the
probability of spinning a diamond on the last
spin?
B. 2 out of 4
50
2008 MATH Area Round 2 Number 3 45 seconds
A package of red paper has 20 sheets. A package
of green paper has 8 sheets. What is the fewest
number of packages of each color that can be
packed together so there will be an equal number
of red and green sheets?
A. 1 package of red, 7 packages of green B. 2
packages of red, 6 packages of green C. 2
packages of red, 5 packages of green D. 3
packages of red, 4 packages of green
51
2008 MATH Area Round 2 Number 3 45 second timer
has started
5 seconds
A package of red paper has 20 sheets. A package
of green paper has 8 sheets. What is the fewest
number of packages of each color that can be
packed together so there will be an equal number
of red and green sheets?
A. 1 package of red, 7 packages of green B. 2
packages of red, 6 packages of green C. 2
packages of red, 5 packages of green D. 3
packages of red, 4 packages of green
52
Pencils up, please.
53
2008 MATH Area Round 2 Number 3
A package of red paper has 20 sheets. A package
of green paper has 8 sheets. What is the fewest
number of packages of each color that can be
packed together so there will be an equal number
of red and green sheets?
C. 2 packages of red, 5 packages of green
54
2008 MATH Area Round 2 Number 4 45 seconds
Which improper fraction is NOT equivalent to any
of the following mixed numbers 2 5/6, 1
4/5, 3 ½
A. 9/5 B. 7/2 C. 17/6 D. 11/5
55
2008 MATH Area Round 2 Number 4 45 second
timer has started
Which improper fraction is NOT equivalent to any
of the following mixed numbers 2 5/6, 1
4/5, 3 ½
A. 9/5 B. 7/2 C. 17/6 D. 11/5
5 seconds
56
Pencils up, please.
57
2008 MATH Area Round 2 Number 4
Which improper fraction is NOT equivalent to any
of the following mixed numbers 2 5/6, 1
4/5, 3 ½
D. 11/5
58
2008 MATH Area Round 2 Number 5 60 seconds
Kali numbered her Spelling paper 1 through 20.
What fraction of the digits are 1s? A. 3/5 B.
11/20 C. 11/31 D. 12/31
59
2008 MATH Area Round 2 Number 5 60 second timer
has started
Kali numbered her Spelling paper 1 through 20.
What fraction of the digits are 1s? A. 3/5 B.
11/20 C. 11/31 D. 12/31
5 seconds
60
Pencils up, please.
61
2008 MATH Area Round 2 Number 5
Kali numbered her Spelling paper 1 through 20.
What fraction of the digits are 1s? D. 12/31
1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 have 12
ones plus 9 other digits. 2, 3, 4, 5, 6, 7, 8,
9, 20 have 10 more digits
62
2008 MATH Area Round 2 Number 6 60 seconds
Isabel has a farm play set that has 4 pigs, 3
horses, a cow, a snake, and a farmer. If she
closes her eyes and randomly selects a figure to
play with, what is the probability that the
figure has 4 legs? A. 7/10 B. 4/5 C. 3/4 D. 1/5
63
2008 MATH Area Round 2 Number 6 60 second
timer has started
Isabel has a farm play set that has 4 pigs, 3
horses, a cow, a snake, and a farmer. If she
closes her eyes and randomly selects a figure to
play with, what is the probability that the
figure has 4 legs? A. 7/10 B. 4/5 C. 3/4 D. 1/5
5 seconds
64
Pencils up, please.
65
2008 MATH Area Round 2 Number 6
Isabel has a farm play set that has 4 pigs, 3
horses, a cow, a snake, and a farmer. If she
closes her eyes and randomly selects a figure to
play with, what is the probability that the
figure has 4 legs? B. 4/5
(431) / (43111) 8/10
66
2008 MATH Area Round 2 Number 7 60 seconds
Daves Sporting Goods sells a warm-up jacket that
normally costs 49.95 at a discount of 15.
Today only, the discounted price will be reduced
by another 10. What is the final sale price of
the warm-up jacket today?
A. 38.21 B. 37.46 C. 38.12 D. 39.21
67
2008 MATH Area Round 2 Number 7 60 second timer
has started
Daves Sporting Goods sells a warm-up jacket that
normally costs 49.95 at a discount of 15.
Today only, the discounted price will be reduced
by another 10. What is the final sale price of
the warm-up jacket today?
A. 38.21 B. 37.46 C. 38.12 D. 39.21
5 seconds
68
Pencils up, please.
69
2008 MATH Area Round 2 Number 7
Daves Sporting Goods sells a warm-up jacket that
normally costs 49.95 at a discount of 15.
Today only, the discounted price will be reduced
by another 10. What is the final sale price of
the warm-up jacket today?
A. 38.21
49.95 x 0.85 X 0.90
70
End RoundTwo
71
Begin RoundThree
72
2008 MATH Area Round 3 Number 1 30 seconds
Tom is building 12 ramps for the family skate
park. It takes 14 sheets of plywood to build one
ramp. How many sheets of plywood does he need?
A. 125 B. 145 C. 163 D. 168
73
2008 MATH Area Round 3 Number 1 30 second timer
has started
Tom is building 12 ramps for the family skate
park. It takes 14 sheets of plywood to build one
ramp. How many sheets of plywood does he need?
5 seconds

• A. 125
• B. 145
• 163
• D. 168

74
Pencils up, please.
75
2008 MATH Area Round 3 Number 1
Tom is building 12 ramps for the family skate
park. It takes 14 sheets of plywood to build one
ramp. How many sheets of plywood does he need?
D. 168
76
2008 MATH Area Round 3 Number 2 30 seconds
Kenny made 46 putts out of 50 attempts. Which
choice shows the percent of putts Kenny made? A.
46 B. 90 C. 92 D. 96
77
2008 MATH Area Round 3 Number 2 30 second timer
has started
Kenny made 46 putts out of 50 attempts. Which
choice shows the percent of putts Kenny made? A.
46 B. 90 C. 92 D. 96
5 seconds
78
Pencils up, please.
79
2008 MATH Area Round 3 Number 2
Kenny made 46 putts out of 50 attempts. Which
choice shows the percent of putts Kenny
made? C. 92
80
2008 MATH Area Round 3 Number 3 60 seconds
There are 6 people waiting at a bus stop.
Luckily, there are 6 seats available on a bench.
In how many different arrangements can those 6
people sit in those 6 seats? A. 21 ways B. 36
ways C. 720 ways D. 46,656 ways
81
2008 MATH Area Round 3 Number 3 60 second timer
has started
There are 6 people waiting at a bus stop.
Luckily, there are 6 seats available on a bench.
In how many different arrangements can those 6
people sit in those 6 seats? A. 21 ways B. 36
ways C. 720 ways D. 46,656 ways
5 seconds
82
Pencils up, please.
83
2008 MATH Area Round 3 Number 3
There are 6 people waiting at a bus stop.
Luckily, there are 6 seats available on a bench.
In how many different arrangements can those 6
people sit in those 6 seats? C. 720 ways
84
2008 MATH Area Round 3 Number 4 60 seconds
There are 3 people standing in the first line.
There are 7 people standing in the second line,
11 people in the third line, and 15 people in the
fourth line. If the pattern continues, how many
people are standing in the seventh line?
A. 19 people B. 20 people C. 23 people D.
27 people
85
2008 MATH Area Round 3 Number 4 60 second timer
has started
There are 3 people standing in the first line.
There are 7 people standing in the second line,
11 people in the third line, and 15 people in the
fourth line. If the pattern continues, how many
people are standing in the seventh line?
A. 19 people B. 20 people C. 23 people D.
27 people
5 seconds
86
Pencils up, please.
87
2008 MATH Area Round 3 Number 4
There are 3 people standing in the first line.
There are 7 people standing in the second line,
11 people in the third line, and 15 people in the
fourth line. If the pattern continues, how many
people are standing in the seventh line?
D. 27 people
88
2008 MATH Area Round 3 Number 5 60 seconds
You are going to a birthday party for your friend
Matthew. In addition to Matthew and yourself,
there will be 3 other guests there. Because he
doesnt want to leave anyone out, Matthew has
requested that each guest bring a gift for
himself (Matthew) and each of the other guests.
Matthew is a generous host, and will also be
giving gifts to all the guests. How many gifts
will be given? A. 12 gifts B. 16 gifts C. 20
gifts D. 25 gifts
89
2008 MATH Area Round 3 Number 5 60 second timer
has started
You are going to a birthday party for your friend
Matthew. In addition to Matthew and yourself,
there will be 3 other guests there. Because he
doesnt want to leave anyone out, Matthew has
requested that each guest bring a gift for
himself (Matthew) and each of the other guests.
Matthew is a generous host, and will also be
giving gifts to all the guests. How many gifts
will be given? A. 12 gifts B. 16 gifts C. 20
gifts D. 25 gifts
5 seconds
90
Pencils up, please.
91
2008 MATH Area Round 3 Number 5
You are going to a birthday party for your friend
Matthew. In addition to Matthew and yourself,
there will be 3 other guests there. Because he
doesnt want to leave anyone out, Matthew has
requested that each guest bring a gift for
himself (Matthew) and each of the other guests.
Matthew is a generous host, and will also be
giving gifts to all the guests. How many gifts
will be given? C. 20 gifts
92
2008 MATH Area Round 3 Number 6 45 seconds
The Country Cousins sold tickets to their
concert.They sold more regular seats than front
row seats. The sum of front row and regular
seats was 96. The difference was 32. How many
front row seats were sold?
A. 16 front row seats B. 20 front row seats C.
32 front row seats D. 64 front row seats
93
2008 MATH Area Round 3 Number 6 45 second
timer has started
The Country Cousins sold tickets to their
concert.They sold more regular seats than front
row seats. The sum of front row and regular
seats was 96. The difference was 32. How many
front row seats were sold?
5 seconds
A. 16 front row seats B. 20 front row seats C.
32 front row seats D. 64 front row seats
94
Pencils up, please.
95
2008 MATH Area Round 3 Number 6
The Country Cousins sold tickets to their
concert.They sold more regular seats than front
row seats. The sum of front row and regular
seats was 96. The difference was 32. How many
front row seats were sold?
C. 32 front row seats
96
2008 MATH Area Round 3 Number 7 60 seconds
Fermats Ferryboat is full when it has 10 cars on
board. It is also full when it has 6 trucks on
board. The ferryboat never carries cars and
trucks at the same time. The ferryboat made 5
trips across the river and was full on each trip.
It carried a total of 42 cars and trucks across
the river. How many total cars did the ferryboat
carry in the 5 trips? A. 6 cars B. 12 cars C. 30
cars D. 40 cars
97
2008 MATH Area Round 3 Number 7 60 second timer
has started
Fermats Ferryboat is full when it has 10 cars on
board. It is also full when it has 6 trucks on
board. The ferryboat never carries cars and
trucks at the same time. The ferryboat made 5
trips across the river and was full on each trip.
It carried a total of 42 cars and trucks across
the river. How many total cars did the ferryboat
carry in the 5 trips? A. 6 cars B. 12 cars C. 30
cars D. 40 cars
5 seconds
98
Pencils up, please.
99
2008 MATH Area Round 3 Number 7
Fermats Ferryboat is full when it has 10 cars on
board. It is also full when it has 6 trucks on
board. The ferryboat never carries cars and
trucks at the same time. The ferryboat made 5
trips across the river and was full on each trip.
It carried a total of 42 cars and trucks across
the river. How many total cars did the ferryboat
carry in the 5 trips? C. 30 cars
100
End RoundThree
101
Begin RoundFour
102
2008 MATH Area Round 4 Number 1 45 seconds
Mr. Jollys bus takes 87 students to 3 different
schools. If 19 students go to Green School and
36 students go to Brown School, how many students
go to Gray school?
A. 19 B. 36 C. 32 D. 14
103
2008 MATH Area Round 4 Number 1 45 second timer
has started
Mr. Jollys bus takes 87 students to 3 different
schools. If 19 students go to Green School and
36 students go to Brown School, how many students
go to Gray school?
A. 19 B. 36 C. 32 D. 14
5 seconds
104
Pencils up, please.
105
2008 MATH Area Round 4 Number 1
Mr. Jollys bus takes 87 students to 3 different
schools. If 19 students go to Green School and
36 students go to Brown School, how many students
go to Gray school?
C. 32
106
2008 MATH Area Round 4 Number 2 45 seconds
Mrs. Cobb asks her math students to turn to
facing pages whose page numbers sum is 321. To
what two pages should they turn? A. 31 and 32 B.
100 and 221 C. 160 and 161 D. 320 and 321
107
2008 MATH Area Round 4 Number 2 45 second timer
has started
Mrs. Cobb asks her math students to turn to
facing pages whose page numbers sum is 321. To
what two pages should they turn? A. 31 and 32 B.
100 and 221 C. 160 and 161 D. 320 and 321
5 seconds
108
Pencils up, please.
109
2008 MATH Area Round 4 Number 2 45 seconds
Mrs. Cobb asks her math students to turn to
facing pages whose page numbers sum is 321. To
what two pages should they turn? C. 160 and 161
110
2008 MATH Area Round 4 Number 3 45 seconds
Mama Mias Pizza delivered 7 pizzas to the math
bowl team. Each pizza was cut into 8 slices.
The four members ate the same amount of pizza.
If all but 4 slices are eaten, how many slices
did each member eat?

A.10 B. 11 C.12 D.13
111
2008 MATH Area Round 4 Number 3 45
second timer has started
Mama Mias Pizza delivered 7 pizzas to the math
bowl team. Each pizza was cut into 8 slices.
The four members ate the same amount of pizza.
If all but 4 slices are eaten, how many slices
did each member eat?

A.10 B. 11 C.12 D.13
5 seconds
112
Pencils up, please.
113
2008 MATH Area Round 4 Number 3
Mama Mias Pizza delivered 7 pizzas to the math
bowl team. Each pizza was cut into 8 slices.
The four members ate the same amount of pizza.
If all but 4 slices are eaten, how many slices
did each member eat?

D.13
114
2008 MATH Area Round 4 Number 4 60 seconds
A game involves shooting a free throw then
shooting a three-pointer. To win the game, you
must make both shots. You make free throws 80
of the time, and you make three-pointers 40 of
the time. Whats the conditional probability
that you will win the game? A. 32 B. 40 C.
60 D. 80
115
2008 MATH Area Round 4 Number 4 60 second timer
has started
A game involves shooting a free throw then
shooting a three-pointer. To win the game, you
must make both shots. You make free throws 80
of the time, and you make three-pointers 40 of
the time. Whats the conditional probability
that you will win the game? A. 32 B. 40 C.
60 D. 80
5 seconds
116
Pencils up, please.
117
2008 MATH Area Round 4 Number 4
A game involves shooting a free throw then
shooting a three-pointer. To win the game, you
must make both shots. You make free throws 80
of the time, and you make three-pointers 40 of
the time. Whats the conditional probability
that you will win the game? A. 32
118
2008 MATH Area Round 4 Number 5 45 seconds
12½ of 80
A. 10 B. 12 C. 16 D. 20
119
2008 MATH Area Round 4 Number 5 45
second timer has started
12½ of 80
A. 10 B. 12 C. 16 D. 20
5 seconds
120
Pencils up, please.
121
2008 MATH Area Round 4 Number 5
12½ of 80
A. 10
1/8 of 80 is 10
122
2008 MATH Area Round 4 Number 6 60 seconds
Your school has 550 students. You asked 50
students if they prefer chocolate ice cream or
vanilla ice cream. Of those 50 students, 62
chose chocolate as his or her favorite flavor.
If you polled the whole school, about how many
students would you expect to select chocolate as
their favorite flavor? A. about 31 students B.
about 62 students C. about 275 students D. about
341 students
123
2008 MATH Area Round 4 Number 6 60 second timer
has started
Your school has 550 students. You asked 50
students if they prefer chocolate ice cream or
vanilla ice cream. Of those 50 students, 62
chose chocolate as his or her favorite flavor.
If you polled the whole school, about how many
students would you expect to select chocolate as
their favorite flavor? A. about 31 students B.
about 62 students C. about 275 students D. about
341 students
5 seconds
124
Pencils up, please.
125
2008 MATH Area Round 4 Number 6
Your school has 550 students. You asked 50
students if they prefer chocolate ice cream or
vanilla ice cream. Of those 50 students, 62
chose chocolate as his or her favorite flavor.
If you polled the whole school, about how many
students would you expect to select chocolate as
their favorite flavor? D. about 341 students
126
2008 MATH Area Round 4 Number 7 45 seconds
Suppose you have 9 red socks, 7 green socks, and
5 blue socks in a laundry basket. If you reach
into the basket without looking, whats the
fewest number of socks you must take before you
are sure to get a pair of blue socks?

A. 2 socks B. 3 socks C. 4 socks D. 18 socks
127
2008 MATH Area Round 4 Number 7 45 second timer
has started
Suppose you have 9 red socks, 7 green socks, and
5 blue socks in a laundry basket. If you reach
into the basket without looking, whats the
fewest number of socks you must take before you
are sure to get a pair of blue socks?

A. 2 socks B. 3 socks C. 4 socks D. 18 socks
5 seconds
128
Pencils up, please.
129
2008 MATH Area Round 4 Number 7
Suppose you have 9 red socks, 7 green socks, and
5 blue socks in a laundry basket. If you reach
into the basket without looking, whats the
fewest number of socks you must take before you
are sure to get a pair of blue socks?

D. 18 socks
130
EndRoundFour
131
Begin AlternateRound(Parent Round)
132
2008 MATH Area Alternate Number 1 30 seconds
Stacey wants to hold a skating competition. He
has invited 112 different skate teams with 12
people on each team. How many competitors are
invited?
A. 144 B. 1,972 C. 1,344 D. 1,112
133
2008 MATH Area Alternate Number 1 30 second
timer has started
Stacey wants to hold a skating competition. He
has invited 112 different skate teams with 12
people on each team. How many competitors are
invited?
A. 144 B. 1,972 C. 1,344 D. 1,112
5 seconds
134
Pencils up, please.
135
2008 MATH Area Alternate Number 1
Stacey wants to hold a skating competition. He
has invited 112 different skate teams with 12
people on each team. How many competitors are
invited?
C. 1,344
136
2008 MATH Area Alternate Round Number 2 30
seconds
Find the average of 0.3, 0.03, and 0.003.
A. 0.111 B. 0.333 C. 0.666 D. 0.999
137
2008 MATH Area Alternate Round Number 2 30
second timer has started
Find the average of 0.3, 0.03, and 0.003.
A. 0.111 B. 0.333 C. 0.666 D. 0.999
5 seconds
138
Pencils up, please.
139
2008 MATH Area Alternate Round Number 2
Find the average of 0.3, 0.03, and 0.003.
A. 0.111
0.300 0.030 0.003 0.333 Then divide by
3
140
2008 MATH Area Alternate Round Number 3 45
seconds
A game is played by flipping a coin, then rolling
a standard number cube. What is the probability
of flipping a head, then rolling an even
number? A. 1/4 B. 1/3 C. 1/2 D. 1
141
2008 MATH Area Alternate Round Number 3 45
second timer has started
A game is played by flipping a coin, then rolling
a standard number cube. What is the probability
of flipping a head, then rolling an even
number? A. 1/4 B. 1/3 C. 1/2 D. 1
5 seconds
142
Pencils up, please.
143
2008 MATH Area Alternate Round Number 3
A game is played by flipping a coin, then rolling
a standard number cube. What is the probability
of flipping a head, then rolling an even
number? A. 1/4
0.5 X 0.5
144
2008 MATH Area Alternate Round Number 4 45
seconds
In Vicksville, people use Vicks instead of
dollars. If 1 Vick equals 1.70, what would
34.00 be in Vicks?
A. 2 Vicks B. 17 Vicks C. 20 Vicks D. 34 Vicks
145
2008 MATH Area Alternate Round Number 4
45 second timer has started
In Vicksville, people use Vicks instead of
dollars. If 1 Vick equals 1.70, what would
34.00 be in Vicks?
A. 2 Vicks B. 17 Vicks C. 20 Vicks D. 34 Vicks
5 seconds
146
Pencils up, please.
147
2008 MATH Area Alternate Round Number 4
In Vicksville, people use Vicks instead of
dollars. If 1 Vick equals 1.70, what would
34.00 be in Vicks?
C. 20 Vicks
148
2008 MATH Area Alternate Round Number 5 45
seconds
Find the number of seconds in 3½ hours.
A. 210 seconds B. 3,600 seconds C. 10,800
seconds D. 12,600 seconds
149
2008 MATH Area Alternate Round Number 5 45
second timer has started
Find the number of seconds in 3½ hours.
A. 210 seconds B. 3,600 seconds C. 10,800
seconds D. 12,600 seconds
5 seconds
150
Pencils up, please.
151
2008 MATH Area Alternate Round Number 5
Find the number of seconds in 3½ hours.
D. 12,600 seconds
152
2008 MATH Invitational Alternate Round Number 6
Hidden slide for emcee
Read the chart as followsStem 5 with leaf 6
means 56. Stem 4 has leaves 2, 2, 2, and 5.
Stem 5 has leaves 5 6. Stem 6 has leaf 4.
Stem 7 has leaves 0, 0, and 8. Stem 8 has
leaves 2 5.
153
2008 MATH Invitational Alternate Round Number 6
60 seconds
The stem and leaf plot shows the number of of
people who visited the airplane museum each month
last year. What is the median?
Stem Leaf 4 2 2 2 5 5 5
6 6 4 7 0 0 8 Key
8 2 5 5656
A. 70 B. 42 C. 60 D. 64
154
2008 MATH Invitational Alternate Round Number 6
60 second timer has started
The stem and leaf plot shows the number of of
people who visited the airplane museum each month
last year. What is the median?
5 seconds
Stem Leaf 4 2 2 2 5 5 5
6 6 4 7 0 0 8 Key
8 2 5 5656
A. 70 B. 42 C. 60 D. 64
155
Pencils up, please.
156
2008 MATH Invitational Alternate Round Number 6
60 seconds
The stem and leaf plot shows the number of of
people who visited the airplane museum each month
last year. What is the median?
Stem Leaf 4 2 2 2 5 5 5
6 6 4 7 0 0 8 Key
8 2 5 5656
C. 60
5664 2
157
2008 MATH Invitational Alternate Round Number 7
Hidden slide for emcee
Read the chart as described for Alternate Round
Number 6
158
2008 MATH Area Alternate Number 7 60 seconds
Stem
Leaves
5, 7, 9 2, 2, 4, 5, 7, 8 0, 2, 3, 4, 7, 7, 7 1,
3, 8, 9 1, 3, 5
What is the range, median, and mode of the data?
0 1 2 3 4
12 means 12
A. Range 20 median 30 mode 40 B. Range 23 median
27 mode 40 C. Range 40 median 27 mode 23 D.
Range 40 median 23 mode 27
159
2008 MATH Area Alternate Number 7 60 second
timer has started
Stem
Leaves
What is the range, median, and mode of the data?
5, 7, 9 2, 2, 4, 5, 7, 8 0, 2, 3, 4, 7, 7, 7 1,
3, 8, 9 1, 3, 5
0 1 2 3 4
12 means 12
5 seconds
A. Range 20 median 30 mode 40 B. Range 23 median
27 mode 40 C. Range 40 median 27 mode 23 D.
Range 40 median 23 mode 27
160
Pencils up, please.
161
2008 MATH Area Alternate Number 7
Stem
Leaves
5, 7, 9 2, 2, 4, 5, 7, 8 0, 2, 3, 4, 7, 7, 7 1,
3, 8, 9 1, 3, 5
What is the range, median, and mode of the data?
0 1 2 3 4
12 means 12
D. Range 40 median 23 mode 27
162
End AlternateRound
163
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164
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165
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166
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