None.
A cubic foot is a measure of volume (in 3-d) while a square foot is a measure of area (in 2-d). The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid.
9ftx36ftx18 inches equals 18 cubic yards.
75
3240 ft3
2.3 cubic yards is 107,308.8 cubic inches.
0.619 cubic yards.
93,312 cubic inches.
186,600 cubic inches.
0.04 cubic yards.
0.22 cubic yards.
6 inches = 1/6 yards. So 70 sq yards * 6 inches = 70*1/6 cubic yards = 11.66... cubic yards.
One cubic yard is equal to 363 = 46656 cubic inches. Therefore, 625 cubic yards is equal to 625 x 46656 = 29160000 cubic inches.
Inches are a measure of length or distance. Cubic yards are a measure of volume. That cannot be converted.
Three acres three inches deep is 403.33 cubic yards.
5,280 cubic inches equates to 0.113 cubic yard (rounded).
A box with a volume of 5,184 cubic inches has an equivalent volume of 0.11 cubic yards.