Waec Mathematics Past Questions For Year 1989

Question 1

In the diagram O is the center of the circle, if ∠QRS = 62o, find the value of ∠SQR.

waec 1989

A. 14^o
B. 28^o
C. 31^o
D. 45^o
E. 90^o

Question 2

In the diagram above, TPS is a straight line, PQRS is a parallelogram with base QR and height 8cm. |QR| = 6cm and the area of triangle QST is 52cm2. Find the area of ΔQPT

waec 1989

A. 39cm²
B. 28cm²
C. 24cm²
D. 21cm²
E. 19cm²

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Question 3

If the second and fourth term of a G.P are 8 and 32 respectively,what is the sum of the first four terms?

waec 1989

A. 28
B. 40
C. 48
D. 60
E. 68

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Question 4

If 3loga + 5loga - 6loga = log64, what is a?

waec 1989

A. 4
B. 6
C. 8
D. 16
E. 32

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Question 5

Factorize the following expression; 2x² + x - 15

waec 1989

A. (2x+5)(x-3)
B. (2x-5)(x+3)
C. (2x-5)(x-3)
D. (2x-3)(x+5)
E. (2x+5)(x+3)

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