Question

Three men and eight women can complete a piece of work together in 10 hours. Eleven men and thirteen women can complete the same work in 4 hours. How long will one man alone ad one woman take to complete the same work?

Answer 1

Answer:

Let the no. of men and women be x and y.

one day work done by them is 1/x and 1/y.

Then the equation becomes 3/x+8/y=10 ....(i)

11/x+13/y=4 .....(ii)

Now solve the equation in any process to get the answer.

After solving the equation reciprocal it and u will get ur required answer.