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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?

User Vikas V
by
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2 Answers

4 votes

Answer:

1 3/8 hours

Explanation:

User Kwicher
by
8.3k points
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

User Antonio Ooi
by
7.4k points
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