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Maths 2024 MCQs [All-Courses]

Prepare effectively with our Maths MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all other competitive exams.
Our questions cover Arithmetic, Algebra, Geometry, Ratios, Percentages, Equations, Word Problems, and basic to advanced quantitative skills.

A pump can fill a tank with water in 2 hours. Because of a leak, it took 2 1/3 hours to fill the tank. The leak can drain all the water of the tank in?

A 4 1/3 hrs

B 7 hrs

C 8 hrs

D 14 hrs

Review Detailed Answer

Correct Answer: 14 hrs

Two pipes A and B can separately fill a cistern in 60 min and 75 min respectively. There is a third pipe in the bottom of the cistern to empty it. If all the three pipes are simultaneously opened, then the cistern is full in 50 min. In how much time, the third pipe alone can empty the cistern?

A 90 min

B 100 min

C 110 min

D 120 min

Review Detailed Answer

Correct Answer: 100 min

Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes and 10 minutes respectively. When the tank is empty, all the three pipes are opened. A, B and C discharge chemical solutions P, Q and R respectively. What is the proportion of solution R in the liquid in the tank after 3 minutes?

A 5/11

B 6/11

C 7/11

D 8/11

Review Detailed Answer

Correct Answer: 6/11

Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in?

A 1 13/17 hours

B 2 8/11 hours

C 3 9/17 hours

D 4 1/2 hours

Review Detailed Answer

Correct Answer: 3 9/17 hours

Pipe A can fill a tank in 5 hours, pipe B in 10 hours and pipe C in 30 hours. If all the pipes are open, in how many hours will the tank be filled?

A 2

B 2.5

C 3

D 3.5

Review Detailed Answer

Correct Answer: 3

A water tank is two-fifth full. Pipe A can fill a tank in 10 minutes and pipe B can empty it in 6 minutes. If both the pipes are open, how long will it take to empty or fill the tank completely?

A 6 min. to empty

B 6 min. to full

C 9 min. to empty

D 9 min. to full

Review Detailed Answer

Correct Answer: 6 min. to empty

A tap can fill a tank in 6 hours. After half the tank is filled three more similar taps are opened. What is the total time taken to fill the tank completely?

A 3 hrs 15 min

B 3 hrs 45 min

C 4 hrs

D 4 hrs 15 min

Review Detailed Answer

Correct Answer: 3 hrs 45 min

Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank?

A 12 min

B 15 min

C 25 min

D 50 min

Review Detailed Answer

Correct Answer: 12 min

A tank is filled in eight hours by three pipes A, B and C. Pipe A is twice as fast as pipe B, and B is twice as fast as C. How much time will pipe B alone take to fill the tank?

A 24 hours

B 28 hours

C 32 hours

D 36 hours

Review Detailed Answer

Correct Answer: 28 hours

Pipe A can fill a tank in 6 hours. Due to a leak at the bottom, it takes 9 hours for the pipe A to fill the tank. In what time can the leak alone empty the full tank?

A 16 hours

B 15 hours

C 18 hours

D 17 hours

Review Detailed Answer

Correct Answer: 18 hours

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Maths 2024 MCQs [All-Courses]

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All Topics 2024

A pump can fill a tank with water in 2 hours. Because of a leak, it took 2 1/3 hours to fill the tank. The leak can drain all the water of the tank in?

Two pipes A and B can separately fill a cistern in 60 min and 75 min respectively. There is a third pipe in the bottom of the cistern to empty it. If all the three pipes are simultaneously opened, then the cistern is full in 50 min. In how much time, the third pipe alone can empty the cistern?

Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in?

Pipe A can fill a tank in 5 hours, pipe B in 10 hours and pipe C in 30 hours. If all the pipes are open, in how many hours will the tank be filled?

A water tank is two-fifth full. Pipe A can fill a tank in 10 minutes and pipe B can empty it in 6 minutes. If both the pipes are open, how long will it take to empty or fill the tank completely?

A tap can fill a tank in 6 hours. After half the tank is filled three more similar taps are opened. What is the total time taken to fill the tank completely?

Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank?

A tank is filled in eight hours by three pipes A, B and C. Pipe A is twice as fast as pipe B, and B is twice as fast as C. How much time will pipe B alone take to fill the tank?

Pipe A can fill a tank in 6 hours. Due to a leak at the bottom, it takes 9 hours for the pipe A to fill the tank. In what time can the leak alone empty the full tank?