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06-11-2015
Mathematics

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archy bought 15 gallons of gas for $23.85. Joe bought 16 gallons of gas for $24.48. who paid less per gallon?

Respuesta :

06-11-2015

Archy: 15 gallons ... $23.85
1 gallon ...$ x = ?

x * 15 = 1 * 23.85 /15
x = 23.85 / 15
x = $1.59 per gallon

Joe: 16 gallons ... $24.48
1 gallon ... $ y = ?

y * 16 = 1 * 24.48 /16
y = 24.48 / 16
y = $1.53 per gallon

Result: Joe paid less per gallon.

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