10

Set 12: Linear Equations (Intermediate)

Explanation

Answer: A

A car rental company charges 45perdayplus0.45 per day plus 0.20 per mile. If the total cost for a one-day rental was $75, how many miles were driven?

How many miles were driven?

A.

150

✓ Correct
B.

175

C.

100

D.

125

Detailed Explanation

Choice A is correct. Set up the equation: 45 + 0.20 m = 75. Subtract 45: 0.20 m = 30. Divide by 0.20: m = 150.

Key Steps:

The correct answer is 150

Why others are wrong:
B: Choice B is incorrect and may result from a calculation error.
C: Choice C is incorrect and may result from a calculation error.
D: Choice D is incorrect and may result from a calculation error.

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