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Mathematics 1989 Waec Past Questions and Answers

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Mathematics 1989 Waec Past Questions


Question 31 :



Simplify \(\frac{9^{-\frac{1}{2}}}{27^{\frac{2}{3}}}\)

A. 1
B. 1/3
C. 1/9
D. 1/18
E. 1/27


Question 32 :



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

A. 40o
B. 50o
C. 60o
D. 80o
E. 100o


Question 33 :



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


Question 34 :



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


Question 35 :



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






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