The graph represents a mechanic's labor costs for a given number of hours of car repair.
Which statement describes the relationship between
labor cost and time for a car repair?
Car Repairs
250
225
200-
O All repairs requiring 1 hour or less have the same
labor cost.
O Labor costs the same no matter how many hours
are used for a repair
O Labor costs for a repair are more expensive as the
number of hours increases.
O There is no cost of labor for a repair requiring less
than 1 hour.
175
150
Labor Costs ($)
125
100
75
50
25
0.25 0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5
Labor Time (hours)
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