If gas is 3.50 per gallon and your van gets 20 miles to a gallon how much would it take to go 1000 miles?

If gas is 3.50 per gallon and your van gets 20 miles to a gallon how much would it take to go 1000 miles?
This is a basic problem regarding fuel economy, or consumption. Wehave the givens of price at 3.50$/gallon, a fuel economy of 20miles/gallon, and a distance of 1000 miles. Ignoring traffic,speed, and other conditions that means a consumption of 50 gallonsduring this distance. 50 gallons times 3.50$ equals the answer of175$.