Task: Question Answering
Input (English): Problem: of the diplomats attending a summit conference , 25 speak french , 32 do not speak russian , and 20 % of the diplomats speak neither french nor russian . if 10 % of the diplomats speak both languages , then how many diplomats attended the conference ? 
Options: a ) 72 , b ) 70 , c ) 108 , d ) 120 , e ) 150
Output (English): b