SOLUTION: 10 men work a job in 15 days, and 15 women does the same work in 12 days. now if both will do the same work , then how much time they will take to do it?

Question 1089143: 10 men work a job in 15 days, and 15 women does the same work in 12 days. now if both will do the same work , then how much time they will take to do it?
Answer by ikleyn(52803) (Show Source): You can put this solution on YOUR website!
.

The rate of work of a team of 10 men is  of the job per day.


The rate of work of a team of 15 women is  of the job per day.


The combined rate of work of these two teams working together is  =  =  =  of the job per day.


It means that the two teams will complete the job in  =  days working together.

Solved.

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It is a typical joint work problem.

There is a wide variety of similar solved joint-work problems with detailed explanations in this site. See the lessons
    - Using Fractions to solve word problems on joint work
    - Solving more complicated word problems on joint work
    - Selected joint-work word problems from the archive

Read them and get be trained in solving joint-work problems.

Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this textbook under the topic
"Rate of work and joint work problems" of the section "Word problems".

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