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Santu Debnath

· started a discussion

· 1 Months ago

Here diameters should be replaced by radius then we could take radii 3x, 4x, 5x

Knowledge Expert

· commented

· 1 Months ago

Dear student
We have resolved it.

Keep learning
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PIYUSH SHARMA

· started a discussion

· 1 Months ago

Topper got full marks while the answer of this question is totally wrong. How?

Question:
By melting a solid lead sphere of diameter 12 cm, three small spheres are made whose radii are in the ratio 3 : 4 : 5. The radius (in cm) of the smallest sphere is-
Options:
A) 3
B) 6
C) 1.5
D) 4
Solution:

Ans: (a)

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