If Iris is able to cover 2/3 of the floor in 1/3 of an hour, then it means she covers 1/3 of the floor in 1/3 of an hour.
To complete the entire floor, which is 3/3 of the floor, it will take her 3/3 * 1/3 = 1 hour. Answer: \boxed{1}.
Iris is asked to sweep the gymnasium floor after a basketball game describes how to push a scooter from one end of the gym to another and repeating the pattern so she is covered entire floor. She completes to have 2/3 of the floor and 1/3 of an hour at this rate, how long will it take her to complete the entire floor?
1 answer