If each side of the cube increases by 5 ft, the: C. volume will be 8 times greater.
Volume of a cube = (side length)³.
The cube with the volume of 125 cubic ft will have a side length of:
∛125 = 5 ft.
If the side is increased by 5 ft, the new sdie length would be: 5 + 5 = 10 ft.
Volume of the new cube = 10³ = 1,000 cubic ft.
New volume/old volume = 1000/125 = 8.
This means that: C. volume will be 8 times greater.
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