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Question
Mr. Mirza’s monthly income is Rs. 7,200. He spends Rs. 1,800 on rent, Rs. 2,700 on food, Rs. 900 on the education of his children; Rs. 1,200 on Other things and saves the rest.
Draw a pie-chart to represent it.
Solution
| Name of items | Expenditure/Saving in Rupees | Central angle |
| Rent | 1800 | `1800/7200 xx 360^circ = 90^circ` |
| food | 2700 | `2700/7200 xx 360^circ = 135^circ` |
| Education | 900 | `900/7200 xx 360^circ = 45^circ` |
| Others | 1200 | `1200/7200 xx 360^circ = 60^circ` |
| Saving | 600 | `600/7200 xx 360^circ = 30^circ` |
| Total | 7200 | `360^circ` |
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