2. A cube of side 4 cm is cut into rem cubes. What is the ratio of

2. A cube of side 4 cm is cut into rem cubes. What is the ratio of the

surface areas of the original cubes and cut-out cubes?
(a) 1:2
(b) 1 : 3
(ct 1:4
(d) 1 : 6​


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