30
The least possible value of A for which 90 x A is a perfect cube is
- A200
- B300
- C500
- D600
Answer not set
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0
CCommunity
300 : seems correct
0
CCommunity
$ 90 = 3 \times 3 \times 2 \times 5 $
Fore cuberoot we need $ 3 \times 2 \times 2 \times 5 \times 5 $
Hence = 300
Fore cuberoot we need $ 3 \times 2 \times 2 \times 5 \times 5 $
Hence = 300