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d = miles at a speed. r = miles per hour.

Equation: t = 0.5 + d/r

Question: If they average 50 miles per hour, how long did it take the Doyles to travel 240 miles? Show work and please explain.

A4.7 hours
B4.8 hours
C4.9 hours
D5.3 hours

Verified Answer :

it would come out to 240/50 which would equal 4.8
 plus 0.5 which would equal 5.3 so d is your answer

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