the fish tank in Paul's bedroom has a pump that will recirculate 75 gallons of water in 1/4 of an hour. Find the unit rate in gallons per hour.
a. 5 gallons per hour
b. 18.75 gallons per hour
c. 300 gallons per hour
d. 187.5 gallons per hour
we know that (1/4) hour---------> 0.25 hour if the pump recirculate 75 gallons of water in -------------> 0.25 hour X gallons of water in-----------------------------------------> 1 hour
