instruction:
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'.
question:
Problem: a train 1500 m long can cross an electric pole in 50 sec and then find the speed of the train ?
Options: a ) 106 , b ) 107 , c ) 108 , d ) 109 , e ) 110
answer:
c

question:
Problem: due to construction , the speed limit along an 5 - mile section of highway is reduced from 60 miles per hour to 40 miles per hour . approximately how many minutes more will it take to travel along this section of highway at the new speed limit than it would have taken at the old speed limit ?
Options: a ) a ) 3.12 , b ) b ) 2.5 , c ) c ) 10 , d ) d ) 15 , e ) e ) 24
answer:
b

question:
Problem: a fill pipe can fill 1 / 2 of cistern in 25 minutes . in how many minutes , it can fill 1 / 2 of the cistern ?
Options: a ) 10 min , b ) 15 min , c ) 20 min , d ) 25 min , e ) 30 min
answer:
d