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Q:

P, Q and R are channels which discharge solutions A,B and C respectively in a tank. When the tank is empty and all the three channels are opened what is the proportion of the solution C in the tank after 3 minutes, if the channels P, Q and R can fill the tank from empty to full in 30 minutes and 20 minutes and 10 minutes respectively when they are opened one at a time.

A) 6/11 B) 5/11
C) 5 D) 6
 
Answer & Explanation Answer: A) 6/11

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

Q:

Out of three pipes the first two can fill an empty tank in 9 and 18 hours, respectively while the third can drain the filled tank in 15 hours. If all the three pipes are opened when the tank is empty, after how many hours will the tank be full?

A) 11 B) 12
C) 10 D) 13
 
Answer & Explanation Answer: C) 10

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

Q:

Raghu's tanker can fill a cistern in 4 hours. After half the cistern is filled, three more similar tankers are opened. What is the total time taken to fillthe cistern completely?

A) 2h 30 min B) 2h
C) 3h D) 2h 40 min
 
Answer & Explanation Answer: A) 2h 30 min

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

Q:

Two pipes, when working one at a time can fill a cistern in 2 hrs and 3 hrs, respectively while a third pipe can drain the cistern empty in 6 hrs. All the three pipes were opened together when the cistern was 1/6 full. How long will it take for the cistern to be completely full?

A) 1 hour B) 1 hour 30 min
C) 1 hour 20 min D) 1 hour 15 min
 
Answer & Explanation Answer: D) 1 hour 15 min

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Filed Under: Pipes and Cistern
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Q:

Two pipes P and Q can fill an empty tank in 25 hours and 20 hours respectively. Pipe R alone can empty the completely filled tank in 50 hours. Firstly both the pipes P and Q are opened and after 8 hours pipe R is also opened. What will be the total time (in hours) taken to completely fill the tank?

 

A) 12 B) 10
C) 14 D) 13
 
Answer & Explanation Answer: A) 12

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Filed Under: Pipes and Cistern
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Q:

Where is located the world's longest glass bridge that was opened for the public on December 24, 2017?

 

A) Hebei, China B) Tokyo, Japan
C) Virginia, USA D) Berlin, Germany
 
Answer & Explanation Answer: A) Hebei, China

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Filed Under: Indian Geography
Exam Prep: Bank Exams

Q:

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

 

The watch man opened the gate.

 

A) The gate opened the watch man B) The gate is being opened by the watchman
C) The gate was opened by the watchman D) The gate is opened by the watchman
 
Answer & Explanation Answer: C) The gate was opened by the watchman

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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

Q:

Pipes A, B and C are attached to an empty cistern. While the first two can fill the cistern in 4 and 10 hrs, respectively, the third can drain the cistern, when filled, in 6 hrs. If all the three pipes are opened simultaneously when the cistern is half-full, how many hours will be needed to fill the cistern?

A) 30/11 B) 60/11
C) 120/11 D) 90/11
 
Answer & Explanation Answer: A) 30/11

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams