Mathematics Past Questions and Answers

Question 31 :

• JAMB 2019

If \(4\sin^2 x - 3 = 0\), find the value of x, when 0° \(\leq\) x \(\leq\) 90°

A. 90°
B. 45°
C. 60°
D. 30°

Question 32 :

• JAMB 2019

In the figure above, |CD| is the base of the triangle CDE. Find the area of the figure to the nearest whole number.

A. 56 cm\(^2\)
B. 24 cm\(^2\)
C. 42 cm\(^2\)
D. 34 cm\(^2\)

Question 33 :

• JAMB 2019

The marks scored by 30 students in a Mathematics test are recorded in the table below:

Scores(Mark)	0	1	2	3	4	5
Noofstudents	4	3	7	8	6	2

What is the total number of marks scored by the children?

A. 82
B. 15
C. 63
D. 75

Question 34 :

• JAMB 2019

If given two points A(3, 12) and B(5, 22) on a x-y plane. Find the equation of the straight line with intercept at 2.

A. Y = 5x + 2
B. Y = 5x + 3
C. Y = 12x + 2
D. Y = 22x + 3

Question 35 :

• JAMB 2019

If P(2, m) is the midpoint of the line joining Q(m, n) and R(n, -4), find the values of m and n.

A. M = 0, n = 4
B. M = 4, n = 0
C. M = 2, n = 2
D. M = -2, n = 4