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A spherical glass vessel has a cylindric...

A spherical glass vessel has a cylindrical neck 8 cm long, 2 cm in diameter, the diameter of the spherical part is 8.5 cm. By measuring the amount of water it holds, a child finds its volume to be `345 cm^3`. Check whether she is correct, taking the above as the inside measurements, and `pi` = 3.14.

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