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35 votes
35 votes
Jason can travel 21/4 miles in 1/2 an hour what is average speed in miles per hour

User TahoeWolverine
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1 Answer

20 votes
20 votes

We know that the speed has units of distans over the time so the speed (S) will be:


S=((21)/(4))/((1)/(2))

and simplify this:


S=(42)/(4)=(21)/(4)

so the speed is 21/4 miles per hour

User Zbess
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