A solid metallic cuboid of dimensions 9 m 8 m 2 m is melt ed and recast into solid cub es of edge 2 m. Find the number of cubes so formed.
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volume of big cuboid= l*b*h
= 9*8*2=144m³
volume of each cube= (edge)³
=(2)³ = 8
let the number of small cubes be "x",
here the total volume of cuboid and so formed cubes will be equal and so:
8*x=144
therefore x=144/8= 18
therefore 18 cubes will be formed
= 9*8*2=144m³
volume of each cube= (edge)³
=(2)³ = 8
let the number of small cubes be "x",
here the total volume of cuboid and so formed cubes will be equal and so:
8*x=144
therefore x=144/8= 18
therefore 18 cubes will be formed
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