Waec Mathematics 2013 Past Questions and Answers

Question 26:

• WAEC 2013

What is the locus of the point X which moves relative to two fixed points P and M on a plane such that < PXM = 30^o

A. Thebisector of the straight line joining P and M
B. An arc of a circle with PM as a chord
C. The bisector of angle PXM
D. A circle centre X and radius PM

Question 27:

• WAEC 2013

When a number is subtracted from 2, the result equals 2 less than one-fifth of the number. Find the number

A. 11
B. \(\frac{15}{2}\)
C. 5
D. \(\frac{5}{2}\)

Question 28:

• WAEC 2013

Express \(\frac{2}{x + 3} - \frac{1}{x - 2}\) as a simple fraction

A. \(\frac{x - 7}{x^2 + x - 6}\)
B. \(\frac{x - 1}{x^2 + x - 6}\)
C. \(\frac{x - 2}{x^2 + x - 6}\)
D. \(\frac{x - 27}{x^2 + x - 6}\)

Question 29:

• WAEC 2013

An interior angle of a regular polygon is 5 times each exterior angle. How many sides has the polygon?

A. 15
B. 12
C. 9
D. 6

Question 30:

• WAEC 2013

Given that P = x² + 4x - 2, Q = 2x - 1 and Q - p = 2, find x

A. -2
B. -1
C. 1
D. 2