Mathematics Past Questions And Answers
Solve the inequality: \(\frac{2x - 5}{2} < (2 - x)\)
- A. x > 0
- B. x < \(\frac{1}{4}\)
- C. x > 2\(\frac{1}{2}\)
- D. x < 2\(\frac{1}{4}\)
One cow tells the other that there are two cows in front of me. The other one also shouts that he, too, has two behind him. How many are they?
- A. 4
- B. 3
- C. 2
- D. 5
(a) In a game, a fair die is rolled once and two unbiased coins are tossed at once. What is the probability of obtaining 3 and a tail?
(b) A box contains 10 marbles, 7 of which are black and 3 are red. Two marbles are drawn one after the other without replacement. Find the probability of getting:
(i) a red, then a black marble ; (ii) two black marbles.
View Discussion (0)WAEC 1992 THEORYFind the median of the following data set: 1,43,117,42,2952,54,18,97,112,23
- A. 325
- B. 117
- C. 2951
- D. 54
In how many ways can the letters of the word TOTALITY be arranged?
- A. 6720
- B. 6270
- C. 6207
- D. 6027
A tap leaks at the rate of 2cm3 per seconds. How long will it take the tap to fill a container of 45 liters capacity? (1 liters = 1000cm3)
- A. 8 hours
- B. 6hr 15min
- C. 4hr 25min
- D. 3hr
Calculate the perimeter of a sector of a circle of raduis 12cm and angle 60°.
- A. (12 + 4π)cm
- B. (24 + 4π)cm
- C. (12 + 6π)cm
- D. (24 + 6π)cm
If \(\frac{2}{x - 3} - \frac{3}{x - 2}\) is equal to \(\frac{p}{(x - 3)(x - 2)}\), find p
- A. -x - 5
- B. -(x + 3)
- C. 5x - 13
- D. 5 - x
Each of the interior angles of a regular polygon is 140°. Calculate the sum of all the interior angles of the polygon.
- A. 1080°
- B. 1260°
- C. 2160°
- D. 1800°
Express the force F = (8 N, 150°) in the form (a i + b j) where a and b are constants.
- A. \(4\sqrt{3} i - 4j\)
- B. \(4 i - 4\sqrt{3} j\)
- C. \(- 4 i + 4\sqrt{3} j\)
- D. \(- 4\sqrt{3} i + 4j\)