Mathematics Past Questions And Answers
Which of the following is represented by the above sketch?
- A. y = x2 + x - 6
- B. y = x2 - x - 6
- C. y = x2 - x + 6
- D. y = x2 + x + 6
The diagram shows the position of three ships A, B and C at sea. B is due north of C such that |AB| = |BC| and the bearing of B from A = 040°. What is the bearing of A from C
- A. 040°
- B. 070°
- C. 110°
- D. 290°
The nth term of a sequence is represented by 3 x 2(2-n). Write down the first three terms of the sequence
- A.3/2, 3, 6
- B. 6, 3,3/2
- C.3/2, 3,1/3
- D.2/3, 3,8/3
The histogram below represents the number of candidates that sat for Mathematics examination in a school. How many candidate scored more than 50 marks?
- A. 80
- B. 95
- C. 100
- D. 115
(a) A fair die with six faces is thrown six times. Calculate, correct to three decimal places, the probability of obtaining :
(i) exactly three sixes ; (ii) at most three sixes.
(b) Eight percent of screws produced by a machine are defective. From a random sample of 10 screws produced by the machine, find the probability that :
(i) exactly two will be defective ; (ii) not more than two will be defective.
View Discussion (0)WAEC 2012 THEORYIf eight and a half tonnes of sugar is sold in bags of 5kg. How many bags are there to sell ?
- A. 1.7 bags
- B. 17 bags
- C. 170bags
- D. 1700 bags
A particle starts from rest and moves in a straight line such that its acceleration after t seconds is given by \(a = (3t - 2) ms^{-2}\). Find the other time when the velocity would be zero.
- A. \(\frac{1}{3} seconds\)
- B. \(\frac{3}{4} seconds\)
- C. \(\frac{4}{3} seconds\)
- D. \(2 seconds\)
Correct 241.34(3 x 10−3)2 to 4 significant figures
- A. 0.0014
- B. 0.001448
- C. 0.0022
- D. 0.002172
If m * n = n - (m+2) for any real number m and n find the value of 3*(-5)?
- A. -6
- B. -8
- C. -10
- D. -12
Simplify \(\sqrt{48}\) - \(\frac{9}{\sqrt{3}}\) + \(\sqrt{75}\)
- A. 5√3
- B. 6√3
- C. 8√3
- D. 18√3