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Maths 2024 MCQs [All-Courses]

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If X and Y complete a certain work in 10 days, Y and Z in 16 days and X and Z in 22 days, find the time required for each one to complete the work while working separately.

A 120, 40, 60 days

B 120, 60, 80 days

C 40, 30, 120 days

D 30, 40, 60 days

Review Detailed Answer

Correct Answer: 120, 40, 60 days

P and Q can do a work in 30 days. Q and R can do the same work in 24 days and R and P in 20 days. They started the work together, but Q and R left after 10 days. How many days more will P take to finish the work?

A 10

B 8

C 18

D 19

Review Detailed Answer

Correct Answer: 8

A can complete a work in 12 days with a working of 8 hours per day. B can complete the same work in 8 days when working 10 hours a day. If A and B work together, working 8 hours a day, the work can be completed in_______days.

A 5 5⁄11

B 4 5⁄11

C 6 4⁄11

D 6 5⁄11

Review Detailed Answer

Correct Answer: 5 5⁄11

A can do a particular work in 6 days . B can do the same work in 8 days. A and B signed to do it for Rs. 3200. They completed the work in 3 days with the help of C. How much is to be paid to C?

A Rs. 380

B Rs. 600

C Rs. 420

D Rs. 400

Review Detailed Answer

Correct Answer: Rs. 400

If two pipes function together, the cistern will be filled in 6 hrs. One pipe fills the cistern 5 hrs. faster than the other. How many hours it take the second pipe to fill the cistern?

A 5 hrs

B 10 hrs

C 15 hrs

D 20 hrs

Review Detailed Answer

Correct Answer: 5 hrs

Two pipes can fill a tank in 10 hrs. and 12 hrs. respectively while a third pipe empties the full tank in 20 hrs. If all the three pipes operate together , in how much time the tank will be filled ?

A 7.5 hrs

B 5 hrs

C 7 hrs

D None of these

Review Detailed Answer

Correct Answer: 7.5 hrs

A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately. If A begins first, in how many days the work will be completed ?

A 42/4 days

B 41/4 days

C 55 days

D None of these

Review Detailed Answer

Correct Answer: 41/4 days

4 men and 2 woman can complete a work in 2 days. If 2 men alone take 5 days to complete the work, find the time taken by 2 women alone to complete the work.

A 15 days

B 10 days

C 8 days

D 20 days

Review Detailed Answer

Correct Answer: 10 days

B can work 3 times faster than A. They work together on a task and complete it in a day. How long does it take for B alone to complete the task?

A 32 hours

B 48 hours

C 3 days

D 4 days

Review Detailed Answer

Correct Answer: 32 hours

A and B together take 6 days to complete a task. B and C together take 12 days to complete the same task. A and C together take 8 days to complete it. If A, B and C are working together, how long does it take for them to complete the task?

A 4(2/3) days

B 4 days

C 5(1/3) days

D 1(1/3) days

Review Detailed Answer

Correct Answer: 5(1/3) days

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Maths 2024 MCQs [All-Courses]

All Topics 2024

All Topics 2024

If X and Y complete a certain work in 10 days, Y and Z in 16 days and X and Z in 22 days, find the time required for each one to complete the work while working separately.

P and Q can do a work in 30 days. Q and R can do the same work in 24 days and R and P in 20 days. They started the work together, but Q and R left after 10 days. How many days more will P take to finish the work?

A can complete a work in 12 days with a working of 8 hours per day. B can complete the same work in 8 days when working 10 hours a day. If A and B work together, working 8 hours a day, the work can be completed in_______days.

A can do a particular work in 6 days . B can do the same work in 8 days. A and B signed to do it for Rs. 3200. They completed the work in 3 days with the help of C. How much is to be paid to C?

If two pipes function together, the cistern will be filled in 6 hrs. One pipe fills the cistern 5 hrs. faster than the other. How many hours it take the second pipe to fill the cistern?

Two pipes can fill a tank in 10 hrs. and 12 hrs. respectively while a third pipe empties the full tank in 20 hrs. If all the three pipes operate together , in how much time the tank will be filled ?

A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately. If A begins first, in how many days the work will be completed ?

4 men and 2 woman can complete a work in 2 days. If 2 men alone take 5 days to complete the work, find the time taken by 2 women alone to complete the work.

B can work 3 times faster than A. They work together on a task and complete it in a day. How long does it take for B alone to complete the task?

A and B together take 6 days to complete a task. B and C together take 12 days to complete the same task. A and C together take 8 days to complete it. If A, B and C are working together, how long does it take for them to complete the task?