The petrol price shot up by 10% as a result of the hike in crude oil prices. The price of petrol before the hike was ₹ 90 per litre. A person travels 2200 km every month and his car gives a mileage of 16 km per litre. By how many km should he reduce his travel if he wants to maintain his expenditure at the previous level?
A
180 km
B
200 km
C
220 km
D
240 km
Correct Answer: Option B
Explanation
1. **Identify the Goal**: The user wants to 'maintain expenditure' despite a price rise. This is a classic 'Inverse Proportionality' setup seen in 2015 and 202