Asked by alistar

A lead cylinder with a diameter of 25 cm and a heighth of of 40 cm is melted. the lead is used to cast lead spheres with a radius of 3 cm each. calculate how many spheres can be casted from the available lead.
Answered by Damon
pi (25)^2/4 * 40 = n (4/3) pi (3)^3

6250 = 36 n
Answered by Anonymous
25-40×160
-6375










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