JAMB Mathematics 1997 Question 43

Question 43

Data Presentation

The pie chart above shows the income of a civil servant in a month. If his monthly income is N6 000, find his monthly basic salary.

Diagram for this question
  1. A.N2 000
  2. B.N2 600
  3. C.N3 100
  4. D.N3 450
Show the answer and explanation

Answer: A (N2 000)

Explanation

Basic salary angle = 360° − (69° + 60° + 61° + 50°) = 120°. So basic = (120/360) × 6000 = N2 000.