Thursday, 1 March 2018

PIE CHART 1


In a survey of 60 people, 47 people said their favourite sport was football. What angle in a pie chart would this represent?

Solution

We make a fraction of 47 ot of 60, then multiply by 3600.

= 47 x 3600.
   60

= 47 x 36006
   601

= 47 x 6

= 1680.

Hence the angle is 168

TRY THIS………………………   


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


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