Waec Mathematics 2011 Past Questions and Answers

Question 26:

• WAEC 2011

Given that n(p) = 19, m(P \(\cup\) Q) = 38 and n(P \(\cap\) Q) = 7, Find n(C)

A. 26
B. 31
C. 36
D. 50

Question 27:

• WAEC 2011

What must be added to (2x - 3y) to get (x - 2y)?

A. 5y - x
B. Y - x
C. X - 5x
D. X - y

Question 28:

• WAEC 2011

Simplify 1\(\frac{3}{4} - (2 \frac{1}{3} + 4)\)

A. 3\(\frac{5}{12}\)
B. 2\(\frac{7}{12}\)
C. -4 \(\frac{7}{12}\)
D. -5 \(\frac{7}{12}\)

Question 29:

• WAEC 2011

Find the smaller value of x that satisfies the equation x₂ + 7x + 10 = 0

A. -5
B. -2
C. 2
D. 5

Question 30:

• WAEC 2011

The perpendicular bisectors of the sides of an acute-angled triangle are drawn. Which of these statements is correct? They intersect

A. On one of the vertices
B. At a midpoint of a side
C. Inside the triangle
D. Outside the triangle