Question by Lê Quốc Trần Anh - Discuss with MathYouLike

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21/06/2018 at 02:10

Ryosuke is picking up his friend from work. The odometer on his car reads 74,568 when he picks his friend up, and it reads 74,592 when he drops his friend off at his house. Ryosuke’s car gets 28 miles per gallon, and the price of one gallon of gas is $4.05. What was the cost of the gas that was used for Ryosuke to drive his friend home from work?

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Nguyễn Mạnh Hùng 21/06/2018 at 08:30

He has gone the number of miles is:

74592 - 74568 = 24 (miles)

He has gone the number of gallons is:

24 : 28 = \(\dfrac{6}{7}\)(gallons)

The cost of gas that was used for Ryosuke to drive his friend home from work is:

\(4.05\times\dfrac{6}{7}\approx3.5\)($)
Lê Quốc Trần Anh selected this answer.

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