General Mathematics Puzzles-3: Fun for allI am posting these puzzles almost with a gap of 15 days and this is the third one in the series. The main idea is to entertain the students as well as members by solving fun puzzles in Mathematics. Let us go to the present one now.
A train is having a length of 160 metres. It is running at a speed of 30 km per hour and is passing through a tunnel of 840 meter length. The puzzle is as how much time train will take from its just entering in the tunnel to completely coming out of it?