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Robert's new hybrid car has a gas tank that holds 12 gallons of gas. When the tank is full, they can drive 420 miles. Assume that their car uses gas at a steady rate.



a. What is the unit rate:




b. Write the equation:




c. Use your equation to find out how many gallons of gas Robert will need to drive 287 miles. 287miles =
gallons of gas

Respuesta :

gwyneth7

Answer:

sorry i only know the answer of c

it's 8.2 gallons

Step-by-step explanation:

12 gallons = 420 miles

12 gallons = 420 miles? gallons =287 miles

420 miles ÷ 12 gallons = 35miles/gallon

420 miles ÷ 12 gallons = 35miles/gallon287 miles ÷ 35 miles/gallon = 8.2 gallons

DWRead

Answer:

Step-by-step explanation:

Unit rate = (420 miles)/(12 gallons) = (420/12 miles)/gallon = (35 miles)/gallon

:::::

Fuel consumption = (number of miles) × (1 gallon)/(35 miles)

:::::

287 miles × (1 gallon)/(35 miles) = 8.2 gallons

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