SOLUTION: please check my answer:a plumber gave an estimate for the renovation of a kitchen.her hourly pay is 24.$per hour and the plumbing parts will cost 60.$.if her total estimate is 228.

Question 262851: please check my answer:a plumber gave an estimate for the renovation of a kitchen.her hourly pay is 24.$per hour and the plumbing parts will cost 60.$.if her total estimate is 228.$,how many hours does she expect the job to take? my answer is 7 hours
Answer by dabanfield(803) (Show Source): You can put this solution on YOUR website!
please check my answer:a plumber gave an estimate for the renovation of a kitchen.her hourly pay is 24.$per hour and the plumbing parts will cost 60.$.if her total estimate is 228.$,how many hours does she expect the job to take? my answer is 7 hours
The total cost of the job is fixed cost + variable cost.
If the number of hours worked is w then we have:
Total Cost = 60 (fixed cost) + w*24 (variable cost).
So we have:
228 = 60 + 24*w
24w = 168
w = 7
You are correct :)
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