A monkey climbs a 12 metre high pole. In the first minute he climbs 2 metres and slips down in the next minute by 1 metre. If this process continues, then in how many minutes will the monkey reach the top of the pole ?

A monkey climbs 3 feet/sec and immediately slips 2 feet. How long to reach a 60-foot pillar?

A man walks at an average speed of 3 km/hr from his home and reaches office 40 minutes early. If he walks at an average speed of 2 km/hr, he would reach office 40 minutes late. What is the distance b…

If a train 150 metres long crosses a pole in 12 seconds, then what is the speed of the train in km/h ?

Devesh can cover a certain distance in 1 hour 24 minutes by covering two-third of the distance at 6 km/hour and the rest at 7 km/hr. Calculate total distance.

The time taken by a train to cross a man travelling in another train is 10 seconds, when the other train is travelling ni the opposite direction. However, it takes 20 seconds, if both the trains are…