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JAMB Mathematics 1998 Question 47

Question 47

Data Presentation

The pie chart above shows the monthly expenditure of a public servant. The monthly expenditure on housing is twice that of school fees. How much does the worker spend on housing if his monthly income is N7200?

Diagram for this question
  1. A.1000
  2. B.2000
  3. C.3000
  4. D.4000
Show the answer and explanation

Answer: B (2000)

Explanation

Food is 120° and transport 90°, leaving 150° for housing and school fees. Housing is twice school fees, so housing = 100°. 100/360 × 7200 = N2000.