Question

An engine pumpe out 84500 L of water in an hour. The engine is run for 10 h a day. How many litres of water will it pump out in 5 days ?

Answer 1

Amount of water pumped by engine in 1h=84500l

No. Of hrs an engine works in a day=10 hrs

Amount of water pumped in one day= 84500*10=845000

Amount of water pumped in 5 days=

845000*5=4225000l

Answer 2

Solution:

Amount of water pumped out by the engine in an hour = 84,500 L

Engine runs 10 hour in day.

Amount of water pumped out by engine in 10 hours = 84,500 × 10= 845,000

Number of hours in 5 days= 10 × 5=50 hours

Amount of water pumped in 50 hours= 845,000 ×50=42250000 liter