Question

Q4. Two cubes each of side 2 cm and 4 cm respectively are melted and recast into a: olid cube of length
3 cm and breadth 4 cm find the height of the cuboid so formed
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Answer 1

Answer:

the volume of two cubes are

1) 2*2*2= 8

2) 4*4*4 = 64

so the volume of new cuboid is 64+8=72..

Let the height of new cuboid be x

length = 3

breadth = 4

btp,

3*4*x = 72

x = 6 cm