Time and Work MCQs with Answers and Detailed Solutions

Question #441

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A can complete a work in 29 days and B in 27 days. If both work together, in how many days will the work be completed?

A. 16.48

B. 21.48

C. 18.98

D. 13.98

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Correct Answer: Option D

Explanation:
Combined rate = 1/29 + 1/27. Time = 13.98 days.

This question belongs to: Maths Time and Work

Question #442

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A can complete a work in 12 days and B in 33 days. If both work together, in how many days will the work be completed?

A. 8.8

B. 11.3

C. 16.3

D. 13.8

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Correct Answer: Option A

Explanation:
Combined rate = 1/12 + 1/33. Time = 8.8 days.

This question belongs to: Maths Time and Work

Question #443

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A can complete a work in 18 days and B in 39 days. If both work together, in how many days will the work be completed?

A. 12.32

B. 14.82

C. 17.32

D. 19.82

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Correct Answer: Option A

Explanation:
Combined rate = 1/18 + 1/39. Time = 12.32 days.

This question belongs to: Maths Time and Work

Question #444

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A can complete a work in 24 days and B in 45 days. If both work together, in how many days will the work be completed?

A. 20.65

B. 23.15

C. 18.15

D. 15.65

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Correct Answer: Option D

Explanation:
Combined rate = 1/24 + 1/45. Time = 15.65 days.

This question belongs to: Maths Time and Work

Question #445

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A can complete a work in 30 days and B in 22 days. If both work together, in how many days will the work be completed?

A. 17.69

B. 20.19

C. 12.69

D. 15.19

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Correct Answer: Option C

Explanation:
Combined rate = 1/30 + 1/22. Time = 12.69 days.

This question belongs to: Maths Time and Work

Question #446

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A can complete a work in 13 days and B in 28 days. If both work together, in how many days will the work be completed?

A. 16.38

B. 13.88

C. 11.38

D. 8.88

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Correct Answer: Option D

Explanation:
Combined rate = 1/13 + 1/28. Time = 8.88 days.

This question belongs to: Maths Time and Work

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