Waec Further Mathematics 2009 Past Questions and Answers

Question 31:

• WAEC 2009

Evaluate \(\begin{pmatrix} 2 & 3 \\ 4 & 1 \end{pmatrix} \begin{pmatrix} 2 \\ 3 \end{pmatrix}\).

A. (13, 11)
B. (11, 13)
C. \(\begin{pmatrix} 13 \\ 11 \end{pmatrix}\)
D. \(\begin{pmatrix} 11 \\ 13 \end{pmatrix}\)

Question 32:

• WAEC 2009

If the mean of -1, 0, 9, 3, k, 5 is 2, where k is a constant, find the median of the set of numbers.

A. \(\frac{3}{2}\)
C. \(\frac{7}{2}\)
D. 6

Question 33:

• WAEC 2009

Eight football clubs are to play in a league on home and away basis. How many matches are possible?

A. 14
B. 28
C. 56
D. 128

Question 34:

• WAEC 2009

Two balls are drawn, from a bag containing 3 red, 4 white and 5 black identical balls. Find the probability that they are all of the same colour.

A. \(\frac{5}{33}\)
B. \(\frac{13}{66}\)
C. \(\frac{8}{53}\)
D. \(\frac{19}{66}\)

Question 35:

• WAEC 2009

A force F acts on a body of mass 12kg increases its speed from 5 m/s to 35 m/s in 5 seconds. Find the value of F.

A. 36 N
B. 48 N
C. 72 N
D. 108 N