Parikshit makes a cuboid of plasticine of side 7cm , 4cm ,7cm.How many such cuboids will be needed to form a cube?
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2
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Answer Expert Verified
Therefore, the number must be multiplied by 2×5×2 = 20 to make it a perfect cube. Hence he needs 20 cuboids.
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3
Answer:
20
Step-by-step explanation:
Length of Cube =10
Volume of cube =10^3=1000
Dimensions of cuboid =5*2*5
Volume of cuboid =5*5*2=50
So number of Cuboid required to make a cube =1000/50=20 cuboids
Thus, 20 cuboids of dimensions 5*2*5 are required .
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