3
QuizMultiple Choice

Dimensional Analysis

Question 3 • WV-Algebra I CR

Aneesha travels at a rate of 50 miles per hour. Morris is traveling 3 feet per second less than Aneesha. Which is the most accurate rate of speed Morris is traveling?1 mile = 5,280 feet

Answer
A
45 miles per hour
B
46 miles per hour
C
47 miles per hour
D
48 miles per hour

Explanation

Convert Morris’s speed difference to miles per hour: 3 feet per second × 3,600 seconds per hour ÷ 5,280 feet per mile ≈ 2.05 miles per hour. Subtract that from Aneesha’s 50 miles per hour: 50 − 2.05 ≈ 47.95 miles per hour, which is closest to 48 miles per hour.

AI-written and checked against the verified answer.

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