Task: Question Answering
Input (English): Problem: mangoes , oranges and apples in a fruit shop are in the ratio of 10 : 2 : 3 . if there are 120 mangoes , the number of apples in the shop is : . 
Options: a ) 36 , b ) 42 , c ) 72 , d ) 400 , e ) 56
Output (English): a