2 years ago

Ethan entered a race. He rowed 4 1/2 miles in 1/2 hour. What is his average speed in miles per hour?

Mathematics

2 answers:

LuckyWell [14K]2 years ago

4 0

Find the unit rate:

4.5 miles 2
------------- * ------- = 9 mph
0.5 hour 2

maksim [4K]2 years ago

3 0

his average speed was 9 miles per hour.
what you do is 4 1/2 divided by 1/2=9
9 is your answer

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