SOLUTION: An experienced bricklayer constructs a small wall in 3 hours. the apprentice completes the job in 6 hours. find how long it takes if they work together.
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Question 234570: An experienced bricklayer constructs a small wall in 3 hours. the apprentice completes the job in 6 hours. find how long it takes if they work together.
Answer by nyc_function(2741) (Show Source): You can put this solution on YOUR website!
Here is your equation:
1/3 + 1/6 = 1/x
Solve for x and you're done.
Another way to find the answer is by doing the following division:
(3 hours times 6 hours) divided by (3 hours + 6 hours).
Can you do it now?
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