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Q: By what number should be 21600 be multiplied to make it a perfect cube?
A. 60 B. 54
C. 56 D. 58

Answer and Explanation

Answer:60

Explanation:
21600 = 23 * 22 * 33 * 52
Thus 21600 should be multiplied by 2*5 to make it a perfect cube.
∴ the perfect cube number 216000
Cube root of 216000 = 2*2*3*5 = 60

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