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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.

An outlet pipe can empty 2/3 rd of a cistern in 12 minutes. In 8 minutes, what part of the cistern will be emptied?

A 4/9

B 2/3

C 4/7

D 1/6

Review Detailed Answer

Correct Answer: 4/9

Two pipes A and B can separately fill a cistern in 10 and 15 minutes respectively. A person opens both the pipes together when the cistern should have been was full he finds the waste pipe open. He then closes the waste pipe and in another 4 minutes the cistern was full. In what time can the waste pipe empty the cistern when fill?

A 7 min

B 8 min

C 9 min

D 10 min

Review Detailed Answer

Correct Answer: 8 min

A leak in the bottom of a tank can empty the full tank in 6 hours. An inlet pipe fills water at the rate of 4 liters per minute. When the tank is full in inlet is opened and due to the leak the tank is empties in 8 hours. The capacity of the tank is?

A 5260 liters

B 5760 liters

C 5846 liters

D 6970 liters

Review Detailed Answer

Correct Answer: 5760 liters

Two pipes A and B can separately fill a tank in 12 and 15 minutes respectively. A third pipe C can drain off 45 liters of water per minute. If all the pipes are opened, the tank can be filled in 15 minutes. What is the capacity of the tank?

A 480 liters

B 540 liters

C 600 liters

D 675 liters

Review Detailed Answer

Correct Answer: 540 liters

A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty it in?

A 16 hrs

B 20 hrs

C 40 hrs

D 25 hrs

Review Detailed Answer

Correct Answer: 40 hrs

Two pipes A and B can fill a cistern in 12 and 15 minutes respectively. Both are opened together but after 3 minutes A is turned off. After how much more time will the cistern be filled?

A 3 1/4 min

B 5 1/4 min

C 8 1/4 min

D 9 1/4 min

Review Detailed Answer

Correct Answer: 8 1/4 min

Two pipes A and B can fill a tank in 4 and 5 hours respectively. If they are turned up alternately for one hour each, the time taken to fill the tank is?

A 2 hrs 15 min

B 4 hrs 24 min

C 5 hrs

D 3 hrs

Review Detailed Answer

Correct Answer: 4 hrs 24 min

A cistern is filled by a tap in 3 1/2 hours. Due to leak in the bottom of the cistern, it takes half an hour longer to fill the cistern. If the cistern is full how long will it take the leak to empty it?

A 7 hours

B 8 hours

C 14 hours

D 28 hours

Review Detailed Answer

Correct Answer: 8 hours

Two taps can separately fill a cistern 10 minutes and 15 minutes respectively and when the waste pipe is open, they can together fill it in 18 minutes. The waste pipe can empty the full cistern in?

A 7 min

B 13 min

C 23 min

D 9 min

Review Detailed Answer

Correct Answer: 9 min

A cistern has a leak which would empty the cistern in 20 minutes. A tap is turned on which admits 4 liters a minute into the cistern, and it is emptied in 24 minutes. How many liters does the cistern hold?

A 480 liters

B 600 liters

C 720 liters

D 800 liters

Review Detailed Answer

Correct Answer: 480 liters

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Maths 2024 MCQs [All-Courses]

All Topics 2024

All Topics 2024

An outlet pipe can empty 2/3 rd of a cistern in 12 minutes. In 8 minutes, what part of the cistern will be emptied?

A leak in the bottom of a tank can empty the full tank in 6 hours. An inlet pipe fills water at the rate of 4 liters per minute. When the tank is full in inlet is opened and due to the leak the tank is empties in 8 hours. The capacity of the tank is?

Two pipes A and B can separately fill a tank in 12 and 15 minutes respectively. A third pipe C can drain off 45 liters of water per minute. If all the pipes are opened, the tank can be filled in 15 minutes. What is the capacity of the tank?

A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty it in?

Two pipes A and B can fill a cistern in 12 and 15 minutes respectively. Both are opened together but after 3 minutes A is turned off. After how much more time will the cistern be filled?

Two pipes A and B can fill a tank in 4 and 5 hours respectively. If they are turned up alternately for one hour each, the time taken to fill the tank is?

A cistern is filled by a tap in 3 1/2 hours. Due to leak in the bottom of the cistern, it takes half an hour longer to fill the cistern. If the cistern is full how long will it take the leak to empty it?

Two taps can separately fill a cistern 10 minutes and 15 minutes respectively and when the waste pipe is open, they can together fill it in 18 minutes. The waste pipe can empty the full cistern in?

A cistern has a leak which would empty the cistern in 20 minutes. A tap is turned on which admits 4 liters a minute into the cistern, and it is emptied in 24 minutes. How many liters does the cistern hold?