For a particular cargo train, the amount of fuel needed for a trip varies directly with the number of miles traveled. if the train needs 300 gallons of fuel for a 100 mile trip, how much fuel does it need for a 750-mile trip?

2100 gallons

2150 gallons

2200 gallons

2250 gallons

question 5

given that a new fuel-efficient cars can drive 55 miles per gallon, how far can a car drive with nine gallons?

6.11 miles

455 miles

495 miles

540 miles