Mathematics 2005 Waec Past Questions and Answers

Question 36 :

• WAEC 2005

The total surface area of the walls of a room 7m long, 5m wide and xm high is 96m². Find the value of x

A. \(\frac{2}{3}\)
B. 2
C. 4
D. 8

Question 37 :

• WAEC 2005

For what values of y is the expression \(\frac{6y-1}{y^2 - y-6}\)

A. \(\frac{1}{6}, \frac{1}{4}\)
B. 3, -2
C. -3, 2
D. 0,1

Question 38 :

• WAEC 2005

What are the roots of the equation?

A. -1 and 1
B. 4 and 1
C. 1 and 4
D. 4 and 4

Question 39 :

• WAEC 2005

What is the equation of the curve?

A. \(y=x^2+6x+4\)
B. \(y=x^2-5x-4\)
C. \(y=x^2-5x+4\)
D. \(y=x^2+5x-4\)

Question 40 :

• WAEC 2005

In the diagram PQRS is a circle, |PT| = |QT| and ∠QPT = 70^o what is the size of ∠PRS?

A. 40^o
B. 70^o
C. 80^o
D. 140^o