Waec Mathematics Past Questions and Answers

Question 1191:

• WAEC 2008

If x \(\alpha\) (45 + \(\frac{1}{2}y\)), which of the following is true>?

A. X varies directly as y
B. X varies inversely as y
C. X is partly constant and partly varies as y
D. X vries jointly as 45 and directly as y

Question 1192:

• WAEC 2008

Simplify \(\frac{\log \sqrt{8}}{\log 4 - \log 2}\)

A. \(\frac{2}{3}\)
B. \(\frac{1}{2} \log 2\)
C. \(\frac{3}{2}\)
D. \(\log 2\)

Question 1193:

• WAEC 2008

A train travels 60km in M minutes. If its average speed is 400km per hour, find the value of M

A. 15
B. 12
C. 10
D. 9

Question 1194:

• WAEC 2008

An arc of a circle, radius 14cm, is 18.33cm long. Calculate to the nearest degree, the angle which the arc subtends at the centre of the circle. [T = \(\frac{22}{7}\)]

A. 11^o
B. 20^o
C. 22^o
D. 75^o

Question 1195:

• WAEC 2008

What is the length of an edge of a cube whose total surface area is X cm² and whose total surface area is \(\frac{X}{2}\)cm³?

A. 3
B. 6
C. 9
D. 12