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Question
The volume of a cube whose edge is 3x is ______.
Options
27x3
9x3
6x3
3x3
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Solution
The volume of a cube whose edge is 3x is 27x3.
Explanation:
We know that, the volume of a cube = (Side)3
= a3
= (3x)3 ...[∵ a = 3x, given]
= 27x3
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