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: ajay can ride 50 km in 1 hour . in how many hours he can ride 1250 km ? 
Options: a ) 10 hrs , b ) 15 hrs , c ) 20 hrs , d ) 25 hrs , e ) 18 hrs
[A]: d


[Q]: Problem: jim drove 768 miles of a 1200 miles journey . how many more miles does he need to drive to finish his journey ? 
Options: a ) 432 miles , b ) 651 miles , c ) 387 miles , d ) 954 miles , e ) 556 miles
[A]: a


[Q]: Problem: a train covers a distance of 20 km in 30 min . if it takes 18 sec to pass a telegraph post , then the length of the train is ? 
Options: a ) 298 m , b ) 125 m , c ) 120 m , d ) 217 m , e ) 200 m
[A]:
e