TASK DEFINITION: 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'.
PROBLEM: Problem: a 300 m long train crosses a platform in 45 sec while it crosses a signal pole in 18 sec . what is the length of the platform ? 
Options: a ) 287 , b ) 350 , c ) 828 , d ) 450 , e ) 122

SOLUTION: d

PROBLEM: Problem: in a 80 meters race a beats b by 56 m or 7 seconds . a ' s time over the course is : 
Options: a ) 3 seconds , b ) 12 seconds , c ) 10 seconds , d ) 18 seconds , e ) 28 seconds

SOLUTION: a

PROBLEM: Problem: a and b can do a piece of work in 10 days , b and c in 5 days , c and a in 15 days . how long will c take to do it ? 
Options: a ) 77 days , b ) 55 days , c ) 12 days , d ) 33 days , e ) 11 days

SOLUTION:
c