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16-04-2021
Mathematics

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Oliver put 10 gallons of fuel in his car and paid $25. After traveling for some time, he added fuel to his car and paid $21. How many gallons of fuel did he add?

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16-04-2021

Answer:

8.4 gallons

Step-by-step explanation:

10 gallons = $25, and x gallons = $21

you have to figure out the ratio of gallons to dollars

10:25 = 2/5

and then you multiply 21 by 2/5

21 * 2/5 = 8.4

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