Task: Question Answering
Input (English): Problem: a furniture dealer purchased a desk for $ 100 and then set the selling price equal to the purchase price plus a markup that was 40 % of the selling price. if the dealer sold the desk at the selling price, what was the amount of the dealer ' s gross profit from the purchase and the sale of the desk ?
Options: a. 40 %, b. 45 %, c. 50 %, d. 55 %, e. 60 %
Output (English): a