Answer:
a) His average speed is $48.53 miles/hour
b) His gas mileage is 21.71 miles per hour.
c) 1 gallon of gas is 1 gallon of gas = $3.29.
Step-by-step explanation:
A) Pira drives to California in 17 hours = 825 miles
Pira drives to California in 1 hours = (825/17) miles
= 48.53 miles/hour.
Therefore, his average speed is $48.53 miles.
B) Pira uses 38 gallons to drive 825 miles
Pira uses 1 gallon to drive 825/38 miles-per-hour
= 21.71 miles-per-hour
Therefore, his gas mileage is 21.71 miles per hour.
C) 38 gallons of gas cost = $125
1 gallon of gas = $125/38
1 gallon of gas = $3.29.