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 981: What is the probability that a number chosen at random from the intergers between 1 and 10 inclusive is either a prime or a multiple of 3? Options:
  A) $\frac{7}{10}$
  B) $\frac{3}{5}$
  C) $\frac{4}{5}$
  D) $\frac{3}{10}$
  Show Answer
  The correct answer is B .
• Question 982:

  

  Find the area of the figure given

  Options:
  A) 12.5cm²
  B) 75.0cm²
  C) 78.5cm²
  D) 84.8cm²
  Show Answer
  The correct answer is D .
• Question 983: Find the mid point of S(-5, 4) and T(-3, -2) Options:
  A) -4, 2
  B) 4, -2
  C) -4, 1
  D) 4, -1
  Show Answer
  The correct answer is C .
• Question 984: ($\frac{x^a}{x^b}$)^{a + b} by ($\frac{x^{a+b}}{x^{a-b}}$)^{$\frac{a^2}{b}$} Options:
  A) x^-a2
  B) x^b2
  C) x^{a2 - b2}
  D) $\frac{1}{x^{a2+b2}}$
  E) x^{b2 - a2}
  Show Answer
  The correct answer is D .
• Question 985: The range of the data: k+2, k-3, k+4, k-2, k, k-5, k+3, k-1, and k+6 is Options:
  A) 10
  B) 11
  C) 6
  D) 8
  Show Answer
  The correct answer is B .
• Question 986:

  If y = x² - x - 12, find the range of values of x for which y $\ge$ 0,

  Options:
  A) -3 $<$ x $\le$ 4
  B) x $<$ -3 or x $>$ 4
  C) -3 $\le$ x $\le$ 4
  D) x $\le$ -3 or x $\ge$ 4
  Show Answer
  The correct answer is C .
• Question 987:

  

  The bar chart above shows the number of visitors received in a week. How many visitors were received on Friday, Tuesday and Sunday?

  Options:
  A) 17
  B) 22
  C) 20
  D) 16
  Show Answer
  The correct answer is D .
• Question 988: Solve the inequality x² + 2x > 15.
  Options:
  A) x < -3 or x > 5
  B) -5 < x < 3
  C) x < 3 or x > 5
  D) x > 3 or x < -5
  Show Answer
  The correct answer is D .
• Question 989: Seven years ago, the age of a father was three times than that of his son, but in six years time the age of the son will be half that of his father, representing the present ages of the father and so by x and y, respectively, the two equations relating x and y are Options:
  A) 3y - x = 0; 2y - x = 0
  B) 3y - x = 14; x - 2y = 6
  C) 3y - x =7; x - 2y = 6
  D) 3y - x = 14; y - 2x = 6
  E) x + 3y = 7; x = 2y = 12
  Show Answer
  The correct answer is B .
• Question 990:

  4, 16, 30, 20, 10, 14 and 26 are represented on a pie chart. Find the sum of the angles of the bisectors representing all numbers equals to or greater than 16

  Options:
  A) 48^o
  B) 84^o
  C) 92^o
  D) 276^o
  Show Answer
  The correct answer is D .