Waec Mathematics Past Questions and Answers

Question 1241:

• WAEC 2009

If M and N are two fixed points in a plane. Find the locus L = [P : PM = PN]

A. A line equal to MN
B. Line parallel to MN
C. Perpendicular bisector of MN
D. A circle centre P, radius MN

Question 1242:

• WAEC 2009

Given that sin 60^o = \(\frac{\sqrt{3}}{2}\) and cos 60^o = \(\frac{1}{2}\), evaluate \(\frac{1 - sin 60^o}{1 + cos 60^o}\)

A. \(\frac{2 + \sqrt{3}}{3}\)
B. \(\frac{1 - \sqrt{3}}{3}\)
C. \(\frac{1 + \sqrt{3}}{3}\)
D. \(\frac{2 - \sqrt{3}}{3}\)

Question 1243:

• WAEC 2009

In an examination, Kofi scored x% in Physics, 50% in Chemistry and 70% in Biology. If his mean score for the three subjects was 55%, find x

A. 40
B. 45
C. 55
D. 60

Question 1244:

• WAEC 2009

What is the median of the following scores: 22 35 41 63 74 82

A. 82
B. 52
C. 49
D. 22

Question 1245:

• WAEC 2009

Express 2.7864 x 10^-3 to 2 significant figures

A. 0.28
B. 0.27
C. 0.0028
D. 0.0027