A store usuall sells a certain item at 40%profit. One week the store has a sale, during which the item is sold for 10% less than the usual price. During the sale, what is the percent profit of the sotre makes on each of these items.

A. 4%
b. 14%
C. 26%
D. 30%
E. 36%

2 answers

the store buys the items for some cost (c), and then marks up the selling price to 140% of c (cost plus profit)

the 10% price reduction means that the sale price is 126% of c (140 - 14)

the cost (c) doesn't change, so the profit is reduced to 26% (126 - 100)
30