Question

A multistorey building has 25 floors above the ground level each of height 5m. It also has 3 floors in the basement each of height 5m. A lift in building moves at the rate of 1m/sec. If a man starts from 50m above the ground, how long will it take him to reach at 2nd floor of basement ?

Answer 1

it will take him 60 minuites