Water is flowing at constant rate of 120 cc/sec in a hemispherical bowl with radius 18 cm. If the height of water is increasing at 0.20 cm/s, determine how fast is the radius of the surface of the liquid a. 0.1669 cm/s c. 0.1169 cm/s b. 0.6119 cm/s d. 0.6911 cm/s

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