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Math·Problem-Solving and Data Analysis·Ratios, rates, proportional relationships, and units

hard

An object’s speed, in meters per hour, is increasing at a rate of $1,490$ meters per hour per second. Which of the following is closest to this rate in feet per second squared? (Use $1\text{ meter}=3.28\text{ feet}$.)

A

0.126

B

1.36

C

7.57

D

81.5