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The following pie-chart indicates the monthly domestic budget of a family: where A = Food: B = Conveyance; C = Clothing: D = House Rent: E = Miscellaneous Expenses: F = Saving. If the monthly saving of the family is Rs. 4500, then the monthly income of the family is:

The following pie-chart indicates the monthly domestic budget of a family: where A = Food: B = Conveyance; C = Clothing: D = House Rent: E = Miscellaneous Expenses: F = Saving. If the monthly saving of the family is Rs. 4500, then the monthly income of the family is: Correct Answer Rs. 30000

CONCEPT USED: 

The angle sum in the case of a pie chart is 360 degrees and the cumulative percentage is 100 percent

CALCULATION:

From the figure, F = 15 %

Here, 15% = 4500

∴ monthly income = 100% = 4500 × 100/15

⇒ Rs. 30000 

Mistake Points

The most prominent mistake students make in questions like these are evaluating the number of zeroes wrongly. 

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