SOLUTION: it took 4 workers 9 days to complete a renovation work.how many workers would it take to complete the same work in 6 days?
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Question 937625: it took 4 workers 9 days to complete a renovation work.how many workers would it take to complete the same work in 6 days?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
RT=J rate time job.
Let r = work rate of one worker.
Let n = how many workers for the question.
Amount of job is 1 renovation.
That is an equation with apparently two unknown variables, but r is a factor on both sides, so it is a common factor, and the equation becomes just of one variable, n.
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