Task: Question Answering
Input (English): Problem: in the faculty of reverse - engineering , 500 second year students study numeric methods , 300 second year students study automatic control of airborne vehicles and 300 second year students study them both . how many students are there in the faculty if the second year students are approximately 50 % of the total ? 
Options: a ) 1100 , b ) 1200 , c ) 1150 , d ) 1000 , e ) 1050
Output (English): d