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a family drives 1,000 miles per month with a ratio of highway to
city miles of 2:3. They’re looking forward to using less gas this year with their new hybrid car! Assuming it
costs $2.454 on average per gallon for gas, how much money should the family plan to spend on gas to
drive the hybrid car for a year? Please round all work to the thousandths place when working out solutions
with final answers rounded to the nearest hundredth.

Sagot :

The family plan "47.22" to spend on gas to  drive the hybrid car for a year.

Given:

high ways :  

cities: [tex]1000 \times \frac{3}{5}= 200 \times 3= 600\ miles\\\\[/tex]

To find:

total cost=?

Solution:

Calculating all the gallons:

[tex]\to \frac{400}{48}+ \frac{600}{55} \\\\\to \frac{22000+28800 }{2640} \\\\\to \frac{50800 }{2640} \\\\\to \$ 19.2424 \ gallons \\\\[/tex]

Calculating the total cost:  

[tex]\to \$19.2424 \times 2,454 \\\\\to \$47220.8496 \approx \$47.22[/tex]

Therefore, the final answer is "[tex]\$47.22[/tex]".

Learn more about the total cost:

brainly.com/question/189817

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