There are about 1.26 acres in a 55,029 square foot parcel of land.
0.0012355 acres or 53.82 square foot
There are 21,344 square feet in 0.49 acres of land.
There are 36,400 square meters in nine acres of land.
The cost per square foot is, as you stated, $10. The cost for all 7 acres (304920 square feet) is $3049200.
In terms of square footage, 15 acres of land = 653,400 square feet.
22 784 square foot = 0.523 048 668 5 acre
Arizona has a total area of 113,998 square miles.
0.16 acres of land is 6969.6 square feet, or a square about 83.5 feet on each side.
18,000 square feet = 0.413 acres.
61490 square feet is equivalent to approximately 1.41 acres.
20 acres is 871,200 square feet.