1. Sphere of diameter 26.4 cm is half-filled with acid. The acid is drained into a cylindrical beaker of diameter 16cm. Find the depth of the acid in the beaker.
2. A cylindrical tin has an internal diameter of 18 cm. It contains water to a depth of 13.2 cm. A heavy spherical ball bearing of diameter 9.3 cm is dropped into the tin. Find the new height of water in the tin, leaving your answer correct to 2 decimal places.
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i know the answer of second question which is similar like the solution given below
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