Iris is asked to sweep the gymnasium floor after a basketball game. This requires her to push a sweeper from one end of the gym to the other and repeating the pattern until she has covered the entire floor. She completes 2/3 of the floor in 1/3 of an hour. At this rate, how long will it take her to complete the entire floor?(1 point)

Responses

12 hours
Start Fraction 1 over 2 End Fraction hours

112
1 Start Fraction 1 over 2 End Fraction

1 hour
1 hour

23 hours

1 answer

If Iris completes 2/3 of the floor in 1/3 of an hour, then she can complete 1/3 of the floor in 1/3 * 2 = 2/3 hour.
Therefore, she can complete the entire floor in 2/3 * 3 = <<2/3*3=2>>2 hours. Answer: \boxed{2}.