A cab driver is paid a flat fee of $6 plus $0.45 per mile driven. Which expression shows the amount of money the cab driver earns in m miles?
Answer
A
6.45m
B
6.45m + 0.45
C
0.45m + 6
D
m + 0.45 + 6
Explanation
The driver earns $0.45 for each mile, so for m miles the per-mile earnings are 0.45m dollars. Add the flat $6 fee to get 0.45m + 6. This matches choice C.
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