Waec Mathematics Past Questions For Year 1989
Question 46
In the diagram, O is the center of the circle, If ∠POQ = 80o and ∠PRQ = 5x, find the value of x.
- A. 4o
- B. 8o
- C. 16o
- D. 20o
- E. 32o
Question 47
What is the probability that 3 customers waiting in a bank will be served in the sequence of their arrival at the bank
- A. 1/6
- B. 1/3
- C. 1/2
- D. 2/3
- E. 5/6
Question 48
sinθ = 1/2 and cosθ = -√3/2, what is the value of θ?
- A. 30 0
- B. 60 0
- C. 90 o
- D. 120 o
- E. 150 o