High Tech High

It takes an air pump 5 minutes to fill a twin sized air mattress (39 by 8.75 by 75 inches). How long will it take to fill a queen sized mattress (60 by 8.75 by 80 inches)? It takes your garden hose 20 seconds to fill your 2-gallon watering can. How long will it take to fill. An inflatable pool measuring 3 feet wide, 8 feet long, and 1 foot deep. ................
................