Problem Statement
Pipes A, B, C can fill in 3 h, 6 h, and empty in 9 h respectively. If all start together, when will the tank be full?
Explanation
Net rate is one by three plus one by six minus one by nine equals seven by eighteen tank per hour. Time is eighteen by seven hours, about two hours thirty four minutes.
Code Solution
SolutionRead Only
1/T = 1/3 + 1/6 − 1/9 = 7/18 ⇒ T = 18/7
