A motorist reduces his annual distance traveled by x% when the price of petrol is increased by y%. Find the percentage increased in his petrol bill.

A motorist reduces his annual distance traveled by x% when the price of petrol is increased by y%. Find the percentage increased in his petrol bill.

A (x-y)xy/100

B y-x-xy/100

C (x-y)yx/100

D x-y-100/xy

Solution

Correct Answer: Option B