Answers

  • Brainly User
2016-03-24T18:20:13+05:30

Volume of the large cube = (3*3 + 4*3 + 5*3) = 216 cm3.

Let the edge of the large cube be a.

So, a*3 = 216         a = 6 cm.

Required ratio = 6 x (3*2 + 4*2 + 5*2)/6 x 6*2 = 50/36

25:18

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