How long will it take two of them to weed the garden.
Answer to Problem 7MPS
Total time taken by me and my friend will be
Explanation of Solution
Given information:
I can weed garden in 90 minutes
My friend can weed garden in 20 minutes more than me.
My friend takes 20 minutes more than me:
Time taken by my friend= My time+20 minute
Time taken by my friend=90+20=110 minutes.
Work done by me in one minute =
Work done by my friend in one minute =
Let total time taken be
Total time taken by me and my friend will be
Chapter 7 Solutions
Algebra: Structure And Method, Book 1
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