Mr. santiago has a flight from new york to paris that covers a distance of 3640 miles in 7 hours. if the plane travels at the same speed per hour, how many miles will it have traveled after 4 hours

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3