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 75% of the required amount. What is the net difference in the expenditure on that product?
Select the correct option.
A) A)12.5%  B) B)13%  C) C)13.15%  D) D)14%  E) E)93.75%
Quantity X Rate = Price   1 x 1 = 1   0.75 x 1.25 = 0.9375   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 75% of the required amount. What is the net difference in the expenditure on that product?