SOLUTION: James can build a dog house by himself in 4 days. Rodel can build the same dog house by himself in 8 days. How long could it take them to build a dog house if they work together?

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Question 1188082: James can build a dog house by himself in 4 days. Rodel can build the same dog house by himself in 8 days. How long could it take them to build a dog house if they work together?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Combined Rate for the one job
JOBS per DAY
1%2F4%2B1%2F8
3%2F8


This in DAYS to build the 1 house,
8%2F3
highlight%282%262%2F3%29days