Question

Suppose you are filling an Olympic-size swimming pool at a rate of 16,000
gallons per hour. The pool will hold a total of 648,000 gallons of water. You’ve
been filling the pool for 12 hours. How many more hours until the pool is full?

Answer 1

time to fill the pool = 648,000/16,000 = 40.5 hours

so if you have been at it for 12 hours already ...... ?