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Question
A group of 360 people were asked to vote for their favourite season from the three seasons rainy, winter and summer.
- Which season got the most votes?
- Find the central angle of each sector.
- Draw a pie chart to show this information.
| Season | No. of votes |
| Summer | 90 |
| Rainy | 120 |
| Winter | 150 |
Solution
- Winter season got the most votes
- Total number of votes = 90 + 120 + 150 = 360
Season Number of votes In fraction Central angle Summer 90 `90/360` `90/360 xx 360^@ = 90^@` Rainy 120 `120/360` `120/360 xx 360^@ = 120^@` Winter 150 `150/360` `150/360 xx 360^@ = 150^@` - A pie chart can be drawn for the above data as follows.
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