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'.

[EX Q]: Problem: hcf and lcm two numbers are 20 and 396 respectively . if one of the numbers is 36 , then the other number is ?
Options: a ) 36 , b ) 66 , c ) 132 , d ) 264 , e ) 220
[EX A]: e

[EX Q]: Problem: a motorcyclist goes from bombay to pune , a distance of 180 kms at an average of 20 kmph speed . another man starts from bombay by car 2 a hours after the first , and reaches pune a hour earlier . what is the ratio of the speed of the motorcycle and the car ?
Options: a ) 1 : 2 , b ) 2 : 3 , c ) 1 : 9 , d ) 1 : 5 , e ) 1 : 1
[EX A]: b

[EX Q]: Problem: a work which could be finished in 9 days was finished 3 days earlier after 10 more men joined . the number of men employed was ?
Options: a ) 18 , b ) 20 , c ) 22 , d ) 24 , e ) 26
[EX A]:
b