SOLUTION: Pedro can finish a table for about 3 hrs and Juan is 2 hrs if they will combine how long they can finish a table? please help me to get the right formula.

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Question 662428: Pedro can finish a table for about 3 hrs and Juan is 2 hrs if they will combine how long they can finish a table?
please help me to get the right formula.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Pedro can finish a table for about 3 hrs and Juan is 2 hrs if they will combine how long they can finish a table?
P does 1/3 of the job per hour.
J does 1/2 per hour.
Together, they do 1/3 + 1/2 per hour = 5/6 per hour
--> 6/5 hours per job
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please help me to get the right formula.
Knowing how to do it is important. Knowing a formula, if there is one, is not.