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Two spheres of same metal weigh 1kg and 7kg. The radius of the smaller sphere is 3cm.

asked Feb 8, 2018 in Mathematics by Kundan kumar (49,132 points)

Two spheres of same metal weigh 1kg and 7kg. The radius of the smaller sphere is 3cm. The two spheres are melted to form a single big sphere. Find the diameter of the new sphere.

1 Answer

answered Feb 8, 2018 by Vikash Kumar (144,729 points)

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Two spheres of same metal weigh 1kg and 7kg. The radius of the smaller sphere is 3cm.

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