Exam Maths Puzzle Trigonometry

A sheet of metal in the form of a sector of a circle of angle 90 degrees and radius 16cm is folded to form an open conical cup. The capacity of the cup is -?

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Exam Other Question

In a case of a quadratic equation, why are there two x-intercepts and one y-intercept ? In a team of 12 persons, 1/3 are women and 2/3 are men. To obtain a team with 20% women how many men should be hired?