7. Pipe A can fill a tank in 6 hours but another pipe B can empty it in 9 hours. If both pipes opene
together, then how much time will it take to fill the tank?
11
many students can sit equalle Fir
Answers
Answered by
1
yessssss it willll be ewualllllll
Similar questions
Math,
3 months ago
Science,
3 months ago
Social Sciences,
11 months ago
History,
11 months ago
Biology,
11 months ago