The solid brick shown is made of small square shaped bricks of side 1. When the large brick is disassembled into it component small bricks, the total surface are of all the small bricks is how much greater than the surface area of the large brick?

1. The solid brick shown is made of small square shaped bricks of side 1. When the large brick is disassembled into it component small bricks, the total surface are of all the small bricks is how much greater than the surface area of the large brick?

[Jamuna Bank PO-2014 : 2014]

1. 32

2. 40

3. 60

4. 72

5. None of these

Answer

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