What angle is each sector in your pie chart?

1

• What angle is each sector in your pie chart?
• What is the ratio of red to blue?
• How many people were asked in this survey?
• How did you show that information on your pie
  chart?

2

• What is the angle of the blue sector in your pie
  chart?
• What is the ratio of blue to red?

3

• What is the ratio of red to blue to yellow?
• What is the angle of the blue sector in your pie
  chart?
• What fraction of your pie chart is yellow?

4

• What fraction of your pie chart is yellow?
• What angle is your yellow sector?
• What angle is your red sector?

5
The charts show that A there are more people
under 15 in Ireland than in Greece B there are
fewer people under 15 in Greece than in
Ireland C there is a higher proportion of people
under 15 in Ireland than in Greece.
6
A
B
7
Which pie chart is for primary school pupils and
which is for secondary school pupils? Percentage
of pupils who own a mobile phone