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: a train 300 m long takes 9 sec to cross a man walking at 3 kmph in a direction opposite to that of the train . find the speed of the train ? 
Options: a ) 100 kmph , b ) 90 kmph , c ) 120 kmph , d ) 117 kmph , e ) 125 kmph
[A]: d


[Q]: Problem: how many shots of 1 cm radius can be prepared from a sphere of 4 cm radius ? 
Options: a ) 33 , b ) 88 , c ) 27 , d ) 64 , e ) 99
[A]: d


[Q]: Problem: in what time will a train 100 m long cross an electric pole , it its speed be 162 km / hr ? 
Options: a ) 2.5 , b ) 2.9 , c ) 2.4 , d ) 2.8 , e ) 2.22
[A]:
e