A tank can be filled with water by two pipes, a and b together in 36 minutes. if the pipe b was stopped after 30 minutes, the tank is filled in 40 minutes. the pipe b can alone fill the tank in
Answers
Answered by
12
42.35 minutes
ur solution is in this image......
ur solution is in this image......
Attachments:

Answered by
4
Answer:
Step-by-step explanation:
Ans is 90 not 42.35
Similar questions