PIE CHART A1

 

In a survey of 60 people, 28 people said their favourite sport was football. What angle in a pie chart would this represent?

Solution

We make a fraction of 28 ot of 60, then multiply by 360⁰.

= 28 x 360⁰.

   60

 

= 28 x 360⁰₆

   60₁

 

= 28 x 6

 

= 168⁰.

 

Hence the angle is 168⁰ 

 

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In a survey of 30 people, 23 people said their favourite sport was football. What angle in a pie chart would this represent?