Task: Question Answering
Input (English): Problem: a trader sold an item at a loss of 35 % . if he had increased the price by $ 80 he would have made a gain of 5 % . what is the cost price of the item ? 
Options: a ) $ 245 , b ) $ 150 , c ) $ 260 , d ) $ 220 , e ) $ 250
Output (English): e