2 years ago in Time and Work

# A tank can be filled with water by two pipes A and B together in 36 minutes. If the pipe B was stopped after 30 minutes, the tank is filled in 40 minutes. The pipe B can alone fill the tank in:

[A] 45 minutes
[B] 60 minutes
[C] 75 minutes
[D] 90 minutes

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Ramakrishna Raju - 7 months ago

Ramakrishna Raju is saying 60 minutes is correct answer

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• [B] 8
• [C] 10
• [D] 12

• [A] Rs. 800
• [B] Rs. 600
• [C] Rs. 900
• [D] Rs. 750

### A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in:

• [A] 1/24 day
• [B] 7/24 day
• [C] 3 3/7 days
• [D] 4 days

### A can have a piece of work done in 8 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together?

• [A] 3 days
• [B] 8/9 days
• [C] 4 days
• [D] can’t say
• [E] None of these

• [A] 78 hrs
• [B] 56 hrs
• [C] 66 hrs
• [D] 59 hrs
• [E] 45 hrs