Mathematics Past Questions and Answers

In the diagram /PS/ = 9 cm, /OR/ = 5cm, \(P\hat{S}R = 63^o\) and \(S\hat{P}Q = P\hat{Q}R = 90^o\). Find, correct to the nearest whole number, the area of the trapezium,

A 55cm²
B 25cm²
C 22cm²
D 13cm²

Question 892:

A right circular cone is such that its radius r is twice its height h. Find its volume in terms of h

A \(\frac{2}{3}\pi h^2\)
B \(\frac{1}{12}\pi h^3\)
C \(\frac{4}{3}\pi h^2\)
D \(\frac{4}{3}\pi h^3\)

Question 893:

A man made a loss of 15% by selling an article for N595. Find the cost price of the article

A N600.00
B N684.25
C N700.00
D N892.50

Question 894:

The bearing of P from Q is x, where 270^o < x < 360^o. Find the bearing of Q from P

A (x - 90)^o
B (x-270)^o
C (x - 135)^o
D (x - 180)^o

Question 895:

Which of the following is not a measure of dispersion?

A Range
B Mean deviation
C Mean
D Standard deviation