Ratio,Proportion, Percentages and Discounting Q.9
- Option : D
- Explanation : Let income = 100
New income = 120
New expenditure = 75 + 10% of 75 = 82.5%
New savings = 120 − 82.5 = 37.5
Old saving = 25,
Percentage increase in savings
= (37.5 − 25)/25 × 100
= 12.5/25 × 100 = 50%
