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28.07.2019 •
Mathematics
Ahigh-speed elevator can rise 480 feet in 30 seconds. which expression represents the rate, in feet per minute, of the elevator? a- 480 × 30b- 480 ÷ 30c- 480 × 0.2d- 480 ÷ 1/2
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Ответ:
The answer is d.
1 min ÷ 2 = 30 sec
so
30 sec × 2 = 1 min
So, the answer is D.
Hope this helps!
Ответ: