42
About 5.74 acres.
around 300 feet indoors and up to 1000 feet outdoors.
0.25
4
The greatest common factor of 250 and 1000 is 250.
250
250 / 1000 = 0.25 = 25%
1000 square feet could look like a narrow road, 10 feet wide and 100 feet long. It could be a room 25 feet by 40 feet. It could be a piece of fabric 4 feet wide (48 inches) and 250 feet long.
1000
0.004
250
It is: 250/1000 = 1/4