The Shopkeeper increased the price of a product by 25% so that customer finds it difficult to purchase the required amount. But somehow the customer managed to purchase only 60% of the required amount. What is the net difference in the expenditure on that product?
Choose the most appropriate option:
A) A)12.5% B) B)13% C) C)13.15% D) D)14% E) E)15%
Quantity X Rate = Price   1 x 1 = 1   0.6 x 1.25 = 0.755   Decrease in price = (0.125/1) × 100 = 12.5%   12.5%)
<result>A</result>
The Shopkeeper increased the price of a product by 25% so that customer finds it difficult to purchase the required amount. But somehow the customer managed to purchase only 60% of the required amount. What is the net difference in the expenditure on that product?