Mathematics Past Questions And Answers
If the total sales for a bag shop in a certain year were #150, 000 What were sales in July, if July sales were half the monthly average?
- A) #6,250
- B) #8,650
- C) #12,500
- D) #7,550
Simplify: \(\frac{4^{-\frac{1}{2}} \times 16^{\frac{3}{4}}}{4^{\frac{1}{2}}}\)
- A. 1/4
- B. 0
- C. 1
- D. 2
If \(\frac{9^{2x-1}}{27^{x+1}} = 1\), find the value of x.
- A. 8
- B. 5
- C. 3
- D. 2
In the diagram, PRST is a square. If |PQ| = 24cm. |QR| = 10cm and ∠ PQR = 90°, find the perimeter of the polygon PQRST.
- A. 112cm
- B. 98cm
- C. 86cm
- D. 84cm
The remainder when 6p3 - p2 - 47p + 30 is divided by p - 3 is
- A. 21
- B. 42
- C. 63
- D. 18
(a) Simplify \(\frac{3}{m + 2n} - \frac{2}{m - 3n}\)
(b) A number is made up of two digits. The sum of the digits is 11. If the digits are interchanged, the original number is increased by 9. Find the number.
View Discussion (0)WAEC 1993 THEORYA stone is dropped vertically downwards from the top of a tower of height 45m with a speed of 20 ms\(^{-1}\). Find the :
(a) time it takes to reach the ground ;
(b) speed with which it hits the ground. [Take \(g = 10 ms^{-2}\)].
View Discussion (0)WAEC 2013 THEORY.jpg)
\(s = ut + \frac{1}{2} gt^{2}\)Share 60% of #20,000 equally between three people. How much does each person get?
- a. #12,000
- b. #10,000
- c. #8,000
- d. #4,000
The following data gives the lengths, in cm, of 30 pieces of iron rods :
45 55 65 60 61 68 59 54 64 76 50 68 72 68 80 67 70 62 79 67 64 63 71 59 64 53 57 74 55 57
(a) Using class intervals of 45 - 49, 50 - 54, 55 - 59, ... construct a frequency table of the data.
(b) Draw the histogram for the distribution
(c) Calculate the mean of the distribution
(d) What is the probability of selecting an iron rod whose length is in the modal class?
View Discussion (0)WAEC 2002 THEORY.jpg)
In the diagram below, O is the center of the circle, ∠UOT = 70o and ∠RST = 100°. Calculate ∠RUO.
- A. 20°
- B. 25°
- C. 50°
- D. 80°