Practicing Success
Practicing Success
CUET Preparation Today
Two pipes A and B can fill a cistern in 15 minutes and 30 minutes respectively. Both pipes are opened together, but after 5 minute pipe B is turned off. The cistern will be full in total: |
10 minutes 7.5 minutes 15 minutes 12.5 minutes |
12.5 minutes |
The correct answer is Option (4) - 12.5 minutes |
