Detailed Instructions: 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 train covers a distance of 12 km in 10 min . if it takes 8 sec to pass a telegraph post , then the length of the train is ? 
Options: a ) 100 , b ) 110 , c ) 160 , d ) 130 , e ) 140
Solution:
c