Question

a train leaves Lucknow on Tuesday at 6:30 P.M and reaches Howrah on Wednesday at 3:30 P.M how long did the train take

Answer 1

If the train reaches at 6:30 PM then the time taken will be 24 hrs.
But according to question train reaches at 3:30 means three hrs before.
so 24-3= 21 hrs time taken by train.

Answer 2

Answer:

if the train reaches 6:30 p.m. then the time taken will be 24 horse but according to question train reaches at 3:30 means 3 hours before 24 - 3 - 21 hours time taken by train