Solve. Martha can rake the leaves in her yard in 3 hours. Her younger brother can do the job in 4 hours. How long will it take them to do the job if they work together?

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asked Mar 15, 2021 53.7k views

3 votes

Solve.

Martha can rake the leaves in her yard in 3 hours. Her younger brother can do the job in 4 hours. How long will it take them to do
the job if they work together?

Mathematics
college

Vikas V asked

by Vikas V

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2 Answers

4 votes

Answer:

1 3/8 hours

Explanation:

Kwicher answered Mar 17, 2021

by Kwicher

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0 votes

Answer:

3.5 hours

Explanation:

all u have to do is add 3+4=7 then 7 divided by 2 which equals 3.5

Antonio Ooi answered Mar 20, 2021

by Antonio Ooi

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