Waec Mathematics Past Questions and Answers

Question 871:

• WAEC 2003

The four interior angles of a quadrilateral are (x + 20) ^o, (x+ 10) ^o (2x - 45) ^o and (x - 25) ^o. Find the value of x

A. 60
B. 80
C. 100
D. 360

Question 872:

• WAEC 2003

Calculate the value of y in the diagram

A. 17
B. 34
C. 44
D. 45

Question 873:

• WAEC 2003

Out of 60 members of an Association, 15 are Doctors and 9 are Lawyers. If a member is selected at random from the Association, what is the probability that the member is neither a Doctor Nor a Lawyer

A. \(\frac{3}{5}\)
B. \(\frac{9}{10}\)
C. \(\frac{3}{20}\)
D. \(\frac{1}{4}\)

Question 874:

• WAEC 2003

Find the values of x for which \( \frac{1}{2x^2 - 13x +15} \) is not defined,

A. 5 or \( \frac{3}{2} \)
B. 1 or \( \frac{15}{13} \)
C. 2 or 15
D. 13 or 15

Question 875:

• WAEC 2003

In the diagram, \(P\hat{Q}S = 65^o, R\hat{P}S = 40^2\hspace{1mm}and\hspace{1mm}Q\hat{S}R=20^o\hspace{1mm}P\hat{S}Q\)

A. 85^o
B. 60^o
C. 55^o
D. 45^o