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The pie chart shows the distribution of courses offered by students…

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The pie chart shows the distribution of courses offered by students. What percentage of the students offer English?

The pie chart shows the distribution of courses offered by students. What percentage of the students offer English?

A. 30%

B. 35%

C. 25%

D. 20%

QUICK ANSWER…

C

DETAILS…

Please observe the square nature of the portion of the pie chart corresponding to English, this indicates that it is right-angled at 90.

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So, in percentage, we have 90/360 × 100 = 0.25 × 100 = 25%

Now for the right answer to the above question:

  1. Option A is incorrect.
  2. Option B is incorrect.
  3. C is correct.
  4. D is not the correct answer.

KEY-POINTS…

You may please note these/this:

  • Angles that are right-angled and square are usually taken as 90⁰
  • Total angles in a pie chart should be = 360⁰
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/ culled from 2020 JAMB-UTME mathematics past question 20 /

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