a glass of soft drink has its contents 3 by 9 of flavoured coloured syrup of sugar and rest is water what is the fraction of water present in the soft drink
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Step-by-step explanation:
Let the initial edge of the cube be 'l' cm.
If each edge of the cube is doubled, then it becomes '2l' cm.
(i) Initial surface area = 6 l²
New surface area = 6(2l)² = 6 × 4 l² = 24 l²
Ratio = 6 l² : 24 l² = 1:4
Thus, the surface are increases by 4 times
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