Task: Question Answering
Input (English): Problem: nhai employs 100 men to build a highway of 2 km in 50 days working 8 hours a day . if in 25 days they completed 1 / 3 part of work . than how many more employees should nhai hire to finish it in time working 10 hours a day ? 
Options: a ) 22 , b ) 60 , c ) 28 , d ) 11 , e ) 218
Output (English): b