Waec Further Mathematics Past Questions and Answers

Question 606:

• WAEC 2013

Calculate the mean deviation of 1, 2, 3, 4, 5, 5, 6, 7, 8, 9.

A. 2
B. 3
C. 4
D. 5

Question 607:

• WAEC 2013

If \(V = \begin{pmatrix} -2 \\ 4 \end{pmatrix}\) and \(U = \begin{pmatrix} -1 \\ 5 \end{pmatrix}\), find \(|U + V|\).

A. \(3\sqrt{10}\)
B. \(\sqrt{82}\)
C. 15
D. \(2\sqrt{5}\)

Question 608:

• WAEC 2013

Find the equation of the straight line that passes through (2, -3) and perpendicular to the line 3x - 2y + 4 = 0.

A. 2y - 3x = 0
B. 3y - 2x + 5 = 0
C. 3y + 2x + 5 = 0
D. 2y - 3x - 5 = 0

Question 609:

• WAEC 2013

If \(\frac{^{n}C_{3}}{^{n}P_{2}} = 1\), find the value of n.

A. 8
B. 7
C. 6
D. 5

Question 610:

• WAEC 2013

A body is kept at rest by three forces \(F_{1} = (10N, 030°), F_{2} = (10N, 150°)\) and \(F_{3}\). Find \(F_{3}\).

A. (12N, 090°)
B. (10N, 270°)
C. (10N, 180°)
D. (10N, 120°)