A car starts a trip with 20 gallons of gas in its tank. The at traveled at an average speed of 65 miles per hour for 3 hours and consumed gas at a rate of 30 miles per gallon. What percent of the gas in the tank was used for the 3-hour trip?

A bus diver drove at an average speed of 45 miles per hour for 3 hours while the bus consumed fuel at a rate of 15 miles per gallon. How many gallons of fuel did the bus use for the entire 3 - hour trip?

A train travels at an average speed of 50 miles per hour. It travels for 2 1/2 hours.

A car starts a trip with 20 gallons of gasoline in its tank and consumes gas at a rate of 1 gallon for each 25 miles traveled.

A car travels from Twon A to Twon B at an average speed of 40 miles per hour, and returns immediately along the same route at an average speed of 50 miles per hour. What is the average speed in miles per hour for the round - trip?

A car is travelling at an average speed of 60 km per hour. How much distance will it cover in 1 hour 12 minutes?

The gas mileage for Jan's car is 28 miles per gallon when the car travels at an average speed of 55 miles per hour. The car's gas tank has 20 gallons of gas at the beginning of a trip. If Jan drives at an average speed of 55 miles per hour, Which of the following functions f models the number of gallons of gas remaining in the tank t hours after the trip begins ?

A tennis ball travels at a speed of 96 miles per hour. The speed of the ball in metres per second is :

Steve ran a 12-mile race at an average speed of 8 miles per hour. If Adam ran the same race at an average speed of 6 miles per hour, how many minutes longer did Adam take to complete the race than did Steve?

The distance between cities A and B car travels from A to B at 60 miles per hour and returns from B to A long the same route at 40 miles per hour. What is the averge speed for the round trip?