Waec Mathematics 2011 Past Questions and Answers

Question 46:

• WAEC 2011

The venn diagram shows the number of students in a class who like reading(R), dancing(D) and swimming(S). How many students like dancing and swimming?

A. 7
B. 9
C. 11
D. 13

Question 47:

• WAEC 2011

In the diagram /Pq//TS//TU, reflex angle QPS = 245^o angle PST = 115^o, , STU = 65^o and < RPS = x. Find the value of x

A. 80^o
B. 70^o
C. 60^o
D. 50^o

Question 48:

• WAEC 2011

In the diagram /Pq//TS//TU, reflex angle QPS = 245^o angle PST = 115^o, , STU = 65^o and < RPS = x. Find the value of x

A. 80^o
B. 70^o
C. 60^o
D. 50^o

Question 49:

• WAEC 2011

(a) Simplify : \(\frac{\frac{1}{2} of \frac{1}{4} \div \frac{1}{3}}{\frac{1}{6} - \frac{3}{4} + \frac{1}{2}}\).
(b) Given that \(\sqrt{x} = 10^{\bar{1}.6741}\), without using calculators, find the value of x.

Question 50:

• WAEC 2011

(a) Make q the subject of the relation \(t = \sqrt{\frac{pq}{r} - r^{2}q}\).
(b) If \(9^{(1 - x)} = 27^{y}\) and \(x - y = -1\frac{1}{2}\), find the value of x and y.