Question

Challenge!
A tank has two inlet pipes A and B and an outlet pipe C. A takes 5 hours to fill up the tank, B takes
8 hours to fill it up, and outlet C takes 13 hours 20 minutes to empty the full tank. Pipe A is opened
first and the tank starts filling up. After 50 minutes, pipe B is also opened. If outlet C is opened after
another 80 minutes, how many more minutes will it take to fill up the tank?​

Answer 1

Answer:

96mins (or) 1 hour 36 mins .since X= 176 mins

176-80= 96.

Step-by-step explanation:

X=tap B total open time

tap A was open for X+50 mins

tap C was open for x-80 mins

note:all the time measures must be converted to minutes.