Sonu saves 15% of her income. If her income increase by 20% and she still saves the same amount as before, then what is the percentage increase in her expenditure? (correct to one decimal place).
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4 i.e 23.5.
| Understanding/Application |
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Let income = 100 Current savings given = 15 So, current expenses = 85 given that income increases by 20% new income = 100 + 20% = 120 savings remain same = 15 New expenses = 120 - 15 = 105 |
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Percentage increase = [(105 - 85) × 100]/85 = 400/17 = 23.5 % |