Question

The following pie-chart indicates the monthly domestic budget of a family: where A = Food (20%), B = Conveyance (15%), C = Clothing (18%), D = House Rent (20%), E = Miscellaneous Expenses (12%), F = Saving.

If the monthly saving of the family is Rs. 4500, then the monthly income of the family is:

Accepted Answer

B. Total percentage in a pie chart = 100%. Percentage for Savings (F) = $100\% - (20\% + 15\% + 18\% + 20\% + 12\%) = 100\% - 85\% = 15\%$. Let total monthly income be $I$. $$15\% 	ext{ of } I = 4500 \implies 0.15 	imes I = 4500 \implies I = 30000$$ Monthly income = Rs. 30,000.

Monthly budget pie-chart

Explanation

Practise this under exam conditions