23 men can complete a work in 26 days. If 31 men work at the same rate, how many days are required? MCQ with Answer and Explanation

Question

Share Report Error

23 men can complete a work in 26 days. If 31 men work at the same rate, how many days are required?

A. 21.79

B. 19.29

C. 24.29

D. 26.79

Answer: Option B

Solution (By JKSSB Mock Tests)

Total work = 598 man-days. Days = 19.29.

This question belongs to: Maths Time and Work

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Time and Work Questions

Question #1

Share Report

A can complete a work in 14 days and B in 12 days. If they work together, the work will be completed in:

A. 16.46

B. 21.46

C. 11.46

D. 6.46

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option D

Explanation:
Combined rate = 1/14 + 1/12. Required time = 6.46 days.

This question belongs to: Maths Time and Work

Question #2

Share Report

A can complete a work in 17 days and B in 24 days. If they work together, the work will be completed in:

A. 9.95

B. 19.95

C. 24.95

D. 14.95

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option A

Explanation:
Combined rate = 1/17 + 1/24. Required time = 9.95 days.

This question belongs to: Maths Time and Work

Question #3

Share Report

A and B work together. A alone can complete the work in 30 days and B alone in 28 days. What percentage of the total daily work is contributed by A?

A. 48.28

B. 53.28

C. 55.78

D. 50.78

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option A

Explanation:
A share = (1/30) / (1/30+1/28) ×100 = 48.28%.

This question belongs to: Maths Time and Work

Explore All Time and Work MCQs