Mathematics Past Questions And Answers
Simplify \((\frac{16}{81})^{\frac{1}{4}} \div (\frac{9}{16})^{-\frac{1}{2}}\)
- A. 2/3
- B. 1/2
- C. 8/9
- D. 1/3
In a group of 500 people, 350 people can speak English, and 400 people can speak French. Find how many people can speak both languages.
- A. 750
- B. 850
- C. 250
- D. 150
Show on a graph, the area which gives the solution set of the inequalities: \(y - 2x \leq 4 ; 3y + x \geq 6 ; y \geq 7x - 9\).
View Discussion (0)WAEC 1990 THEORYWhat is the mean of the data t, 2t-1, t-2, 2t-1, 4t and 2t+2?
- A. 2t
- B. 2t-1
- C. 2/3t+1
- D. 2t-1/3
A solid cuboid has a length of 7 cm, a width of 5 cm, and a height of 4 cm. Calculate its total surface area.
- A. 280 cm2
- B. 166 cm2
- C. 140 cm2
- D. 83 cm2
Find the value of x in the figure below
- A. 20√3cm
- B. 10√3cm
- C. 5√3cm
- D. 4√3cm
If a fair coin is tossed four times, what is the probability of obtaining at least one head?
- A. \(\frac{1}{2}\)
- B. \(\frac{1}{4}\)
- C. \(\frac{13}{16}\)
- D. \(\frac{15}{16}\)
Simplify:1/4(2n - 2n+2)
- A. 2n2 - 2n
- B. 2n-2(1-2n)
- C. 2n + 22n + 2
- D. 22n
In the diagram, BCDE is a circle with centre
A.∠BCD = (2x + 40)°,∠BAD = (5x - 35)º,∠BED = (2y+ 10)° and∠ADC=40". Find:
(a) the values of x and y;
View Discussion (0)WAEC 2022 THEORYThe mean heights of the three groups of students consisting of 20, 16 and 14 students are 1.67m, 1.50m and 1.40m respectively. Find the mean height of the students
- A. 1.52m
- B. 1.53m
- C. 1.54m
- D. 1.55m