In this task, you need to answer the given multiple-choice question on the physics. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

[Q]: Problem: if the wheel is 14 cm then the number of revolutions to cover a distance of 3520 cm is ? 
Options: a ) 22 , b ) 28 , c ) 17 , d ) 12 , e ) 40
[A]: e


[Q]: Problem: in a 200 meter race a beats b by 35 meters in 7 seconds . a ' s time over the cause is ? 
Options: a ) 47 sec , b ) 40 sec , c ) 45 sec , d ) 33 sec , e ) 35 sec
[A]: d


[Q]: Problem: a boat running downstream covers a distance of 44 km in 8 hours while for covering the same distance upstream , it takes 10 hours . what is the speed of the boat in still water ? 
Options: a ) 5 kmph , b ) 4.95 kmph , c ) 6 kmph , d ) 7 kmph , e ) 8 kmph
[A]:
b