Question

Madelyn's car used 6 gallons of gas to drive 126 miles. At what rate does her car use gas in gallons per mile? Express your answer in simplest form.

Answer 1

1gallon=x 6x=126 x=126÷6=21::21 gallons per mile

Step-by-step explanation:

Answer 2

The rate does her car use gas is 0.0476 gallons per mile

Solution:

Given that,

Madelyn's car used 6 gallons of gas to drive 126 miles

We have to find the rate does her car use gas in gallons per mile

Which means, how much gallons is used for 1 mile

126 miles = 6 gallons

Then,

$1\ mile = \frac{6}{126}\ gallons\\\\1\ mile = 0.0476\ gallons$

Thus the rate does her car use gas is 0.0476 gallons per mile

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