Arithmetichard · Past Paper
If the side of a cube is increased by 10%, find the percentage increase in its volume.
A30%
B33.1%
C31%
D10%
✓ Correct Answer: B — 33.1%
Volume is proportional to s^3. New volume factor = (1.1)^3 = 1.331. Increase = 0.331 = 33.1%.
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