- AAbout 17%
- B20%
- C16%
- D25%
Step-by-Step Solution
New price is times the old. To keep the bill same, consumption must become of before, a reduction of %, which is about 17%.
Answer: A) About 17%
The price of petrol rose from ₹100 per litre to ₹120 per litre.
A driver wants his monthly petrol bill to stay the same.
By what percentage must he reduce his consumption (to the nearest whole percent)?
Class 7Ratios and PercentagesComparing Quantities
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