Yesterday, Jack drove 39 1/2 miles. He used 1 1/4 gallons of gasoline. What is the unit rate for miles per gallon?

Hackattack asked Jul 6, 2023

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13 votes

Yesterday, Jack drove 39 1/2 miles. He used 1 1/4

gallons of gasoline. What is the unit rate for miles per gallon?

Hackattack asked Jul 6, 2023

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15 votes

Answer:

31
(3)/(5) miles per gallon.

Explanation:

(39(1)/(2) )/(1(1)/(4) )

39
(1)/(2) ÷ 1
(1)/(4)

(79)/(2) ÷
(5)/(4)

(79)/(2) x
(4)/(5) =
(158)/(5) = 31
(3)/(5) miles per gallon or 31.6 miles per gallon

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