Acotton candy vendor has 20 cones of blue cotton candy to sell. if the blue cotton candy is 50% of the total number of cones, how many total cotton candy cones does he have?

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?