Question
Monthly income of P is Rs.15000 and his monthly savings
is Rs.9600. If his monthly income is decreased by 35% and monthly expenditure is decreased by 25% then find the approximate percentage decrease in his monthly savings.Solution
Expenditure of P = Rs. (15000 – 9600) = Rs.5400 New Saving = (0.65 × 15000 - 0.75 × 5400) = 9750 - 4050 = Rs.5700 Decrease % in Saving = [(9600 - 5700)/9600] × 100 = 41%
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