Problem 38: Gas Mileage

Problem 38: Gas Mileage To determine:
The driving time for a given trip distance and average speed.
Solution: Driving time for 1500 mile trip with an average speed of 60 mile per hour is 25 hours and that with an average speed of 75 mile per hour is 20 hours.

Answer:
Driving time for 1500 mile trip with an average speed of 60 mile per hour is 25 hoursand that with an average speed of 75 mile per hour is 20 hours.
Explanation:
Given:
Trip Distance = 1500 miles
"Trip Distance =1500 miles"
"Average speed = 60 mile per hour and 75 mile per hour "

Average speed = 60 mile per hour and 75 mile per hour
Formula used:
"Time=" "Total Distancd" /"Average Speed"
Time = (Total Distance )/(Average speed)
Calculation:
We can use above formula
The driving time with an average speed of 60 mile per hour is 20 hours.

To determine:
The gasoline price for a given trip distance, mileage and average speed.
Solution:
Total gasoline price for 1500 mile trip with an average speed of 60 miles per hour is $182.81 and that with an average speed of 75 mile per hour is $234.
Explanation:
Given:
"Trip Distance =1500 miles"
Trip Distance = 1500 miles
Mileage on highway = 32 miles per gallon with an average speed of 60 miles per hour and 25 miles per gallon with an average speed of 75 miles per hour.
"Gasoline price =$3.90 per gallon"

Gasoline price = $3.90 per gallon
Formula used:
"Cost of gasoline = total gasoline used x total gasoline used "

Cost of gasoline = total gasoline used × cost per
The total price of gasoline of the 1500 mile trip with an average speed of 75 miles per hour is