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# Form 4 Mathematics Paper 1 Exam Revision Questions With Answers

The diagram represents a water reservoir comprising of a hemispherical part surmounted on top of a cylindrical part as shown. The two parts have the same radius and the cylindrical part is 1.5 m high. (Take π = 22/7 for all calculations below)
a) Given that the reservoir has a total surface area of 528 m^2, find the radius of the reservoir.
b) Calculate the capacity of the reservoir in cubic metres.

(6m 26s)
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