Bob’s drill broke down and was in the shop 3.5 days. A mechanic worked 15.2 hours to repair the drill at $78 per hour and replaced $1,367.86 worth of parts. Bob estimated it cost him $22 per hour for not having use of his drill. He works 12-hour days.
a. What was the cost of repairing the drill?
b. How much did it cost by not having the use of the drill?
c. What was the total cost?
a. $2,553.46
b. $924
c. $3,477.46
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