If it takes 1/5 hour to fill 60 gallons than multiply the fraction by 5 to get a whole hour and multiply the 60 gallons by 5 to get the amount of water created in that hour 60*5= 300 gallons of water in 1 hour
To explain it simply, Rosie receives 20,000 in commission for the first 50,000 of the sale. However, she sold a property for 130,000 meaning she also receives 2,000 for the next 100,000. Therefore she receives $22,000 in total on her $130,000 sale.
