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The monthly income of a person was 13,500 and his monthly expenditure was 9,000. Next year his income increased by 14% and his expenditure increased by 7%. The per cent increase in his savings was
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- 7%
- 21%
- 28%
- 35%
Correct Option: C
According to question,
Original savings = ₹ (13500 – 9000) = ₹ 4500
New income = 114% of ₹ 13500 = ₹ (114 × 135) = ₹ 15390
New expenditure = 107% of ₹ 9000 = ₹ (107 × 90) = ₹ 9630
New savings = ₹ (15390 – 9630) = ₹ 5760
| ∴ Percentage increase in savings = | × 100 | |
| 4500 |
| Percentage increase = | = 28% | |
| 45 |
