Nine divides into 180 twenty times.
Exactly 9 times
Exactly 20 times
20 times 9 is 180.
3 with remainder 9.
180 x 9 = 1620
There are: 20 times 9 = 180 square feet
4 x 5 x 9 = 180
20 = 180 / 9
20
the answer is 5
61000 ÷ 180 = 338 160/180 = 338 8/9 ≈ 338.89
180