Direction (Qs.1-5): Study the following graph carefully to answer the given questions
Time taken by pipes to fill tanks in minutes
Question No : 1
A waste pipe W can empty tank S in 15 minutes. Find the time in which the tank S will be full if all the pipes are opened together.
(1) 10 minutes
(2) 12 minutes
(3) 15 minutes
(4) 16 minutes
(5) 18 minutes
Question No : 2
Two inlets of tank T are opened simultaneously and it is found that due to leakage in the bottom of the tank it took 1 more minute to fill the tank. When the tank is full, in what time will the leak empty it?
(1) 42 minutes
(2) 45 minutes
(3) 48 minutes
(4) 44 minutes
(5) 40 minutes
Question No : 3
A large tank P can be filled by pipe having two inlets. How many minutes will it take to fill the tank from an empty state if inlet 1 and inlet 2 fill it together?
(1) 6.6 minutes
(2) 7.6 minutes
(3) 8.6 minutes
(4) 9.6 minutes
(5) 8 minutes
Question No : 4
Two pipes can fill a tank Q. If both the pipes are opened simultaneously, after how much time should inlet 2 be closed so that the tank is full in 12 minutes?
(1) 5 minutes
(2) 6 minutes
(3) 7 minutes
(4) 8 minutes
(5) 9 minutes
Question No : 5
Three pipe, two inlets of tank R and pipe A can fill a tank. If Pipe A alone can fill a tank in 20 minutes and the pipe A is closed 8 minutes before the tank is filled. In what time the tank is full?
(1) 8 minutes
(2) 9 minutes
(3) 10 minutes
(4) 11 minutes
(5) 12 minutes