If the best gas mileage is the highest rate, which truck has the best gas mileage?

a. truck a, because for every mile the truck uses 19 gallons.

b. truck a, because for every gallon the truck goes 19 miles.

c. truck b, because for every mile the truck uses 18 gallons.

d. truck b, because for every gallon the truck goes 18 miles.

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet