Home
Class 14
MATHS
Raghu’s tanker can fill a cistern in 4 h...

Raghu’s tanker can fill a cistern in 4 hours. After half the cistern is filled, three more similar tankers are opened. What is the total time taken to fill the cistern completely?

A

3h

B

2 h 30 min

C

2h

D

2 h 40 min

Text Solution

AI Generated Solution

Promotional Banner

Similar Questions

Explore conceptually related problems

A pipe can fill a cistern in 20 minutes where as the cistern when full can be emptied by a leak in 28 minutes. When both are opened, The time taken to fill the cistern is:

A cistern has two inlets A and B which can fill it in 12 hours and 15 hours respectively.An outlet can empty the full cistern in 10 hours.If all the three pipes are opened together in the empty cistern,how much time will they take to fill the cistern completely?

A tap A can fill a cistern in 4 hours and the tap B can empty the full cistern in 6 hours. If both the taps are opened together in the empty cistern, in how much time will the cistern be filled up?

Pipe A is an inlet pipe that can fill an empty cistern in 69 hours. Pipe B can drain the filled cistern in 46 hours. When the cistern was filled the two pipes are opened one at a time for an hour each, strarting with Pipe B. how long will it take for the cistern to be empty?