Answer :
Final answer:
To convert a speed of 173 mi/h to units of feet per minute, multiply by the conversion factors: 5280 ft/h and 1 h / 60 min. The correct answer is 15,120 ft/min.
Explanation:
To convert a speed of 173 mi/h to units of feet per minute, we need to use the conversion factor that will cancel hours and leave minutes. This conversion factor is 60 min/hr. So we can set up the conversion as follows:
Now we can multiply the speed by these conversion factors:
173 mi/h * 5280 ft/h * 1 h / 60 min = 173 * 5280 / 60 ft/min = 15,120 ft/min
Therefore, the correct option is Option 2: 15,120 ft/min.
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