1. Find the smallest number by which 1323 must be multiplied so that the product is a perfect cube?
2. Find the smallest number by which 2560 must be multiplied so that the product is a perfect cube?
3. What is the smallest number by which 1600 must be divided so that the quotient is a perfect cube?
4. Find the smallest number by which 8788 must be divided so that the quotient is a perfect cube?
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Answer:
1323 = 3×3×3×7×7. To make it a perfect cube, it has to be multiplied by 7.
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