Each week, Darin's Lawn Service mows 90 lawns in 45 hours at a housing complex. The lawns in the complex are the same size. At this rate, how many hours will it take Darin to mow 12 lawns?

Carter drank 15.75 gallons of water in 4 weeks. he drank the same amount of water each day.a. estimate how many gallons he drank in one day.b. estimate how many gallons he drank in one week.c. about how many days altogether will it take him to drink 20 gallons?

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet