SOLUTION: The volume of a cube is 512 cubic inches. By what percentage (rounded to the nearest whole percent) should the length of each edge be increased in order to increase the volume of

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Question 464550: The volume of a cube is 512 cubic inches. By what percentage (rounded to the
nearest whole percent) should the length of each edge be increased in order to
increase the volume of the cube by 25%?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
cu rt 512=8
512*1.25=640
cu rt 640=8.6
8.6-8=0.6
0.6/8=0.075=8%