Task: Question Answering
Input (English): Problem: 4 women can complete a work in 7 days and 10 children take 14 days to complete the work . how many days will 5 women and 10 children take to complete the work ? 
Options: a ) 4 days , b ) 6 days , c ) 7 days , d ) 9 days , e ) 1 days
Output (English): a