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Mathematics 1989 WAEC Past Questions

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31

In the diagram above, what is the size of angle ACB?

  • A. 40o
  • B. 50o
  • C. 60o
  • D. 80o
  • E. 100o
View Answer & Discuss (2) WAEC 1989
32

With reference to the graph above, which f the following solution sets is represented by ΔOPQ?

  • A. y ≥ x, y ≤ 0, y + x ≥ 7
  • B. y ≤ x, y ≥ 0, y + x ≤ 7
  • C. y ≥ x, y ≥ 0, y + x ≤ 7
  • D. y ≤ x, y ≤ 0, y + x ≤ 7
  • E. y ≤ x, y ≥ 0, y + x ≥ 7
View Answer & Discuss (4) WAEC 1989
33
Find the volume of a cone of radius 3.5cm and vertical height 12cm [Take π = 22/7]
  • A. 3.4cm2
  • B. 15.5cm2
  • C. 21.0cm2
  • D. 42.0cm2
  • E. 154.0cm2
View Answer & Discuss (1) WAEC 1989
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34

The table above gives the scores of a group of students in an English Language test


If a student is chosen at random from the group, what is the probability that the scored at least 6 marks?
  • A. 3/20
  • B. 1/5
  • C. 1/4
  • D. 3/10
  • E. 3/4
View Answer & Discuss WAEC 1989
35

The angle of a sector of a circle of diameter 8cm is 135°. Find the area of the sector [Take \(\pi\) = 22/7].

  • A. \(9\frac{3}{7}cm^2\)
  • B. \(12\frac{4}{7}cm^2\)
  • C. \(18\frac{6}{7}cm^2\)
  • D. \(25\frac{1}{7}cm^2\)
View Answer & Discuss (12) WAEC 1989
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