sedan 630 35

minivan 798 42
truck 864 54

Find the unit rate of miles per gallon for these vehicles.

(3 points)
Sedan: 20,19,15,18
miles per gallon

Minivan: 22,19,15,23
miles per gallon

Truck: 15,16,17,14
miles per gallon

1 answer

To calculate the unit rate of miles per gallon for each vehicle, we can take the average of the given miles per gallon values for each vehicle.

Sedan Calculation:

Miles per gallon values: 20, 19, 15, 18

\[ \text{Average MPG} = \frac{20 + 19 + 15 + 18}{4} = \frac{72}{4} = 18 \]

Sedan: 18 miles per gallon

Minivan Calculation:

Miles per gallon values: 22, 19, 15, 23

\[ \text{Average MPG} = \frac{22 + 19 + 15 + 23}{4} = \frac{79}{4} = 19.75 \]

Minivan: 19.75 miles per gallon

Truck Calculation:

Miles per gallon values: 15, 16, 17, 14

\[ \text{Average MPG} = \frac{15 + 16 + 17 + 14}{4} = \frac{62}{4} = 15.5 \]

Truck: 15.5 miles per gallon

Summary of Unit Rates:

  • Sedan: 18 miles per gallon
  • Minivan: 19.75 miles per gallon
  • Truck: 15.5 miles per gallon