Task: Question Answering
Input (English): Problem: a man misses a bus by 40 minutes if he travels at 30 kmph . if he travels at 40 kmph , then also he misses the bus by 10 minutes . what is the minimum speed required to catch the bus on time ? 
Options: a ) 22 , b ) 45 , c ) 66 , d ) 88 , e ) 12
Output (English): b