Question

If a train leaves delhi at 10

a.m for nagpur and another train leaves for delhi from nagpur at the same time.the first train completes its journey in 8 hrs and the second in 12 hrs.when will the both trains meet

Answer 1

12?????????????????????

Answer 2

here we have to find hcf of 8 and 12 is 4 and after four hours they meet to each other