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Mayank Jain

· started a discussion

· 1 Months ago

d (Question: 279567.0 )

any other method

Question:

Pipe A, B and C are kept open and together fill the tank in t minutes. Pipe A is kept open throughout, pipe B is kept open for the first 10 minutes and then closed. Two minutes after pipe B is closed, pipe C is opened and kept open till the tank is full. Each pipe fills an equal share of the tank. Furthermore, it is known that if pipe A and B kept open continuously, the tank would be filled completely in t minutes. How long will C alone take to fill the tank?

Options:
A)

18

B)

24

C)

t-1t+1    

D)

None of these

Solution:

Ans: (b)

  

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