Question

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A certain number of metallic cones, each of radius 2 cm and height 3 cm are melted and recast into a solid sphere of radius 6 cm. Find the number of cones.​

Answer 1

Answer-

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Explanation-

Let number of cones =nVolume of cones = Volume of sphere31 πr 2 h×n= 34 πr 3 n× 31 π×2 2 ×3= 34 π×6 3 n= 3216 n=72Hence, no. of cones =72