Solution: How long will it take both crews to finish the same job, working together?

Crew No. 1 can finish installation of an antenna tower in 200 man-hour while Crew No. 2 can finish the same job in 300 man-hour. How long will it take both crews to finish the same job, working together? How to solve work problems?

How long will it take both crews to finish the same job, working together?

Problem Statement: ECE Board November 1991

Crew No. 1 can finish installation of an antenna tower in 200 man-hour while Crew No. 2 can finish the same job in 300 man-hour. How long will it take both crews to finish the same job, working together?

Problem Answer:

Both crews will take 120 man-hours to finish the same job working together.

Solution:

Online Questions and Answers in Age, Work, Mixture, Digit, Motion Problems


Post a Comment

Contact Form

Name

Email *

Message *

Powered by Blogger.
Javascript DisablePlease Enable Javascript To See All Widget