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  1. Each side of a cube is decreased by 25%. Find the ratio of the volumes of the original cube and the resulting cube.
    1. 8 : 1
    2. 27 : 64
    3. 64 : 1
    4. 64 : 27
Correct Option: D

Edge of the original cube = x units

Edge of the new cube =
3x
units
4

∴ Required ratio =
x³
10
³
4

=
4³
 =
64
3³27


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