If it took 8 hours to clean 12 houses how many houses could be cleaned in 12 hours

18 houses

Step-by-step explanation:

12 houses / 8 hours = 1.5 houses an hour

We're given 12 hours, so:

1.5 houses/hour * 12 hours = 18 houses

00

step-by-step explanation:

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right