Wilma and Betty - Two neighbors, Wilma and Betty, each have a swimming pool. Both Wilma's and Betty's pools hold 10500 gallons o
f water. If Wilma's garden hose fills at a rate of 700 gallons per hour while Betty's garden hose fills at a rate of 400 gallons per hour, how much longer does it take Betty to fill her pool than Wilma? It takes Betty hours and minutes longer to fill her pool than Wilma.