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Pipes A, B and C can fill a tank in 30h,...

Pipes A, B and C can fill a tank in 30h, 40 h and 60 h respectively. Pipes A, B and C are opened at 7 a.m., 8 a.m., and 10 a.m., respectively on the same day. When will the tank be full?
पाइप A, B और C किसी टंकी को क्रमशः 30, 40 और 60 घंटों में भर सकते हैं | पाइप A, B और C को एक ही दिन क्रमशः सुबह 7, 8 और 10 बजे चालू किया जाता है | टंकी किस समय भर जाएगी ?

A

10.20 p.m.

B

10.00 p.m.

C

9.40 p.m.

D

9.20 p.m.

Text Solution

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The correct Answer is:
D
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Pipes A,B and C can fill a tank in 15, 30 and 40 hours respectively. Pipes A,B and C are opened at 6 am 8 am and 10 am respectively on the same day, when will be tank be full? पाइप A, B और C क्रमशः 15, 30 और 40 घंटे में एक टैंक भर सकते हैं। पाइप A, B और C को उसी दिन क्रमशः सुबह 6 बजे सुबह 8 बजे और सुबह 10 बजे खोला जाता है, जब टैंक कब भर जाएगा

Two pipes A and B can fill a tank in 6 hours and 9 hours respectively. They are opened alternately for 1 hour each, starting with pipe A first. In how many hours will the tank be filled? दो पाइप A और B किसी टंकी को क्रमशः 6 और 9 घंटे में भर सकते हैं |पाइप A से शुरुआत करते हुए उनमें से प्रत्येक को एक-एक करके 1 घंटे के लिए खोला जाता है | टंकी को भरने में कितने घंटे लगेंगे ?

Two pipes A and B can fill a tank in 16 hours and 20 hours respectively. They are opened alternatively for 1 hour each, starting with pipe A first. In how many hours with the empty tank be filled ? दो पाइप A और B किसी टंकी को क्रमशः 16 और 20 घंटे में भर सकते हैं | पाइप A से शुरुआत करते हुए उन्हें 1 घंटे के लिए एक के बाद एक करके खोला जाता है | खाली टंकी कितने घंटों में भर जायेगी ?

Two pipes A and B can fill an empty tank in 8 hours and 12 hours respectively. They are opened alternately for 1 hour each starting with pipe A first. In how many hours will the empty tank be filled? दो पाइप A और B किसी खाली टंकी को क्रमशः 8 और 12 घंटे में भर देते हैं | पाइप A से शुरुआत करते हुए उन्हें एक-एक करके 1 घंटे के लिए खोला जाता है | कितने घंटों में यह खाली टंकी भर जायेगी ?

Two pipes A and B can fill an empty tank in 10 hours and 16 hours respectively. They are opened alternatively for 1 hour each, starting with pipe A first. In how many hours, the empty tank will be filled? दो पाइप A और B किसी खाली टंकी को क्रमशः 10 घंटे एवं 16 घंटे में भर सकते हैं | A से शुरुआत करते हुए उन्हें एक-एक करके हर बार 1 घंटे के लिए खोला जाता है | कितने घंटों में खाली टंकी भर जायेगी ?

Pipes A and B can fill a tank in 8 hours and 12 hours, respectively whereas pipe C can empty the full tank in 6 hours. A and B are opened for 3 hours and then closed and C is opened instantly. C will empty the tank in : पाइप Aऔर B किसी टंकी को क्रमशः 8 घंटे और 12 घंटे में भर सकते हैं जबकि पाइप C भरी हुई टंकी को 6 घंटों में खाली कर सकता है | A और B को 3 घंटे के लिए खोला जाता है तथा फिर बंद कर दिया जाता है और C को तुरंत चालू कर दिया जाता है | C टंकी को कितने समय में खाली कर देगा ?

Pipes A and B can fill a tank in 6 hours and 9 hours respectively and pipe C can empty the full tank in 12 hours. If all three pipes are opened together when a tank is empty. In how many hours will 35% of the tank be filled? पाइप A तथा पाइप B किसी टंकी को क्रमशः 6 घंटे और 9 घंटे में भर सकते हैं और पाइप C भरी हुई टंकी को 12 घंटे में खाली कर सकता है | यदि टंकी खाली होने पर तीनों पाइप एक साथ चालू कर दिए जाते हैं, तो टंकी का 35% भाग कितने घंटों में भर जाएगा ?

GAGAN PRATAP -PIPE & CISTERN-MULTIPLE CHOICE QUESTION
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  4. Pipes A and B can fill a tank in 16 hours and 24 hours, respectively, ...

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  5. An empty cistern has three pipes A, B and C. A and B can fill it in 24...

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  9. Two pipes A and B can fill an empty cistern in 32 and 48 hours, respec...

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  11. Two pipes A and B can fill a cistern in 24hr and 27hr respectively. Bo...

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  13. Pipe A could fill an empty cistern in 18 hours while Pipe B can drain ...

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  14. Three pipes A, B and C are attached to a tank. A and B can fill ...

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  15. Two pipes A and B can fill an empty cistern in 15 and 25 hours, respec...

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  16. One fill pipe A takes 21(1)/(3) minutes more to fill the cistern than ...

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  17. A swimming pool is fitted with 3 pipes, the 1st two pipes working simu...

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  18. An inlet pipe can fill a tank in 5 hours and an outlet pipe can empty ...

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  19. There are 17 taps connected to tank some are inlets and other are outl...

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  20. 23 taps are fitted in a tank some are inlet taps and some are outlet t...

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