How many circular plates of diameter d can be taken out of a square plate of side 2d with minimum loss of material
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Correct Answer: 4
Description for Correct answer:
Area of square plate =2dx2d=4d2
Now Area of circular plate = π(d2)2=πd24
227×4d2=1114d2
Number of circular plate taken out
=14×4d211d2=14×411
5611=5.04
4Circular plates of diameter d can be taken out of a square plate of side 2d with minimum loss of material.
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