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Q

A group of 360 people were asked to vote for their favourite season from the three seasons rainy, winter and summer.

2. A group of 360 people were asked to vote for their favourite season from the three seasons rainy, winter and summer.

 

(i) Which season got the most votes?

(ii) Find the central angle of each sector.

(iii) Draw a pie chart to show this information.

 

Answers (1)
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(i) Winter season got the most votes.

(ii)  Total Votes = 90+120+150 = 360

central angle of summer = (90\degree\times 360\degree)\div 360\degree  =  90\degree

      central angle of rainy =  (120\degree\times 360\degree)\div 360\degree =120\degree

      central angle of winter = (150\degree\times 360\degree)\div 360\degree = 150\degree

(iii) 

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