AnswersCrowley Credit Recovery Algebra II BModeling with Rational Functions — Unit testQuestion 242
242
QuizMultiple Choice

Modeling with Rational Functions — Unit test

Question 242 • Crowley Credit Recovery Algebra II B

The table below shows the different times it takes Paula to drive to her grandmother’s house depending on the rate at which she drives.Rate vs. TimeRate (mph)30405060Time (h)2.51.8751.51.25If one day Paula rides a scooter to her grandmother’s house at a constant rate of 24 miles per hour, how long should it take her?

Answer
A
2.625 hours
B
2.75 hours
C
3.125 hours
D
3.75 hours

Explanation

The table shows that Paula’s trip is 75 miles: at 30 miles per hour for 2.5 hours, she travels 30 × 2.5 = 75 miles. At 24 miles per hour, the trip takes 75 ÷ 24 = 3.125 hours. So the correct choice is 3.125 hours.

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