Question

69 Points: 0.5 of 1Use the line graph to the right to determine at what 10 mph increment the driver would first notice a decrease ingasoline mileage. Which car showed this decrease?35GE30-The driver would first notice a decrease in gasoline mileage at 1 mphcar showed the decreaseThe25-20-Miles per Gallon (mpg)155-10Compact carFull size car0710 20 30 40 50 60 70Miles per Hour (mph) Constant SpeedAutomobile Gasoline Mileage Comparison

Answer 1

From the graphs we notice that at first both cars show an increase of mpg but at 20 miles per gallon the red line decreases. This means that:

The driver would first notice a decrease in gasoline mileage at 20 mph.

The full size car showed the decrease.