Mathematics Exam Past Questions and Answers | JAMB, WAEC and NECO

Mathematics looks at measurement, relationships, and properties of numbers and groups using numbers and symbols. Important topics in math include arithmetic, algebra, geometry, and calculus.

• Question 1:

  $\frac{0.00256\times 0.0064}{0.025\times 0.08}$

  Options:
  A) 8.8 x 10${}^{-1}$
  B) 8.8 x 10${}^{-2}$
  C) 8.8 x 10${}^{-3}$
  D) 8.8 x 10${}^3$
  Show Answer
  The correct answer is C .
• Question 2: Find the sum of the first 20 terms of the series 8, 12, 16, ....., 96 Options:
  A) 1400
  B) 1040
  C) 960
  D) 920
  Show Answer
  The correct answer is B .
• Question 3:

  

  In the diagram above calculate the value of x

  Options:
  A) 60${}^{\circ }$
  B) 100${}^{\circ }$
  C) 120${}^{\circ }$
  D) 140${}^{\circ }$
  Show Answer
  The correct answer is C .
• Question 4:

  

  In the diagram above; O is the centre of the circle and |BD| = |DC|. If ∠DCB = 35^o, find ∠BAO.

  Options:
  A) 20^o
  B) 25^o
  C) 30^o
  D) 35^o
  E) 40^o
  Show Answer
  The correct answer is A .
• Question 5: Two cars X and Y start at the same point and travel towards a point P which is 150km away. If the average speed of Y is 60km per hour and x arrives at P 25 minutes earlier than Y. What is the average speed of X? Options:
  A) 51$\frac{3}{7}$km per hour
  B) 72km per hour
  C) 37$\frac{1}{2}$ km per hour
  D) 66km per hour
  E) 75km per hour
  Show Answer
  The correct answer is B .
• Question 6:

  $\begin{array}{cccccccc}\text{Marks}& 2& 3& 4& 5& 6& 7& 8\\ \text{No. of students}& 3& 1& 5& 2& 4& 2& 3\end{array}$

  From the table above, if the pass mark is 5, how many students failed the test?

  Options:
  A) 6
  B) 2
  C) 9
  D) 7
  Show Answer
  The correct answer is C .
• Question 7:

  Factorize 2t² + t - 15

  Options:
  A) (t + 3)(2t - 5)
  B) (2t + 3)(t - 5)
  C) (2t - 3)(t + 5)
  D) (t + 3)(t - 5)
  Show Answer
  The correct answer is A .
• Question 8: X and Y are two events. The probability of X or Y is 0.7 and that of X is 0.4. If X and Y are independent, find the probability of Y. Options:
  A) 0.30
  B) 0.50
  C) 0.57
  D) 1.80
  Show Answer
  The correct answer is A .
• Question 9:

  Given T = { even numbers from 1 to 12 }
  N = {common factors of 6, 8 and 12}
  Find T ∩ N

  Options:
  A) {2, 3}
  B) {2, 3, 4}
  C) {3, 4, 6}
  D) {2}
  Show Answer
  The correct answer is D .
• Question 10: The ratio of the areas of similar triangles is necessarily equal to Options:
  A) the ratio of the corresponding sides
  B) the ratio of the squares on corresponsing sides
  C) the ratio of the corresponding heights of the triangles
  D) half the ratio of the corresponding heights of the triangles
  E) the ratio of the corresponding bases to the heights of the triangles
  Show Answer
  The correct answer is C .