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ra1l [238]
3 years ago
6

Liza needs to run at a rate faster than 8.8 feet per second in order to exceed her fastest time in a race. After running for 15

minutes, her coach determines that she is running at an average rate of 5.8 miles per hour. He converts the average rate to feet per second as shown below: He concludes that she is not running fast enough to exceed her fastest time.
Mathematics
1 answer:
Arte-miy333 [17]3 years ago
7 0

Answer:

A handy conversion to memorize is: 88 feet per sec = 60 mph

So, if Liza is running at 5.8 mph that equals 5.8 * (88/60) =

8.5066666666... feet per second which IS faster than 88 feet per second and that IS running fast enough to exceed 8.8 feet per second.


Step-by-step explanation:


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