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In a test in Mathematics, 20 % of the students obtained "first class". If the data are represented by a Pie-Chart, what is the central angle corresponding to "first class"?

Options

  1. A20^
  2. B36^
  3. C72^
  4. D144^

Correct answer

C. 72^

Step-by-step solution

Central angle =20 % of 360^ = 20 360^ 100 =72^

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