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:

  The angles of a polygon are given by 2x, 5x, x and 4x respectively. The value of x is

  Options:
  A) 31°
  B) 30°
  C) 26°
  D) 48°
  Show Answer
  The correct answer is B .
• Question 2:

  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 3: If $x=\frac{y}{2}$,evaluate$(\frac{x^3}{y^3}+\frac{1}{2})÷(\frac{1}{2}-\frac{x^2}{y^2})$ Options:
  A) 5/8
  B) 5/2
  C) 5/4
  D) 5/16
  Show Answer
  The correct answer is B .
• Question 4: If the angles of quadrilateral are (P + 10)^o(2P - 30)^o(3P + 20)^o and 4p^o, find p Options:
  A) 63
  B) 40
  C) 36
  D) 28
  Show Answer
  The correct answer is C .
• Question 5: A chord is drawn 5 cm away from the centre of a circle of radius 13 cm. Calculate the length of the chord. Options:
  A) 7 cm
  B) 9 cm
  C) 12 cm
  D) 24 cm
  Show Answer
  The correct answer is C .
• Question 6: Express in partial fractions $\frac{11+2}{6x^2-x-1}$ Options:
  A) $\frac{1}{3x-1}$ + $\frac{3}{2x+1}$
  B) $\frac{3}{3x+1}$ - $\frac{1}{2x-1}$
  C) $\frac{3}{3x+1}$ - $\frac{1}{2x-1}$
  D) $\frac{1}{3x+1}$ + $\frac{3}{2x-1}$
  Show Answer
  The correct answer is D .
• Question 7: Express the product of 0.00043 and 2000 in standard form. Options:
  A) 8.6 x 10^-3
  B) 8.3 x 10^-2
  C) 8.6 x 10^-1
  D) 8.6 x 10
  Show Answer
  The correct answer is C .
• Question 8: What is the perpendicular distance of a point (2, 3) from the line 2x - 4y + 3 = 0? Options:
  A) $\frac{\sqrt{5}}{2}$
  B) $\frac{\sqrt{5}}{20}$
  C) $\frac{5}{\sqrt{13}}$
  D) 6
  Show Answer
  The correct answer is A .
• Question 9: Which of the formula below represents the general terms of the following set of numbers(-1, $\frac{2}{3}$, -$\frac{1}{2}$, $\frac{2}{5}$......) for n = 1, 2, 3, 4.......? Options:
  A) $\frac{2}{n+1}$
  B) (-1)^{n + 1} $\frac{2}{n+1}$
  C) (-1)ⁿ $\frac{2}{n+1}$
  D) $\frac{n}{2n-1}$
  E) (-1)ⁿ$\frac{n}{2n-1}$
  Show Answer
  The correct answer is C .
• Question 10: Find at which rate per annum simple interest ₦525 will amount to ₦588 in 3 years. Options:
  A) 3%
  B) 2%
  C) 5%
  D) 4%
  Show Answer
  The correct answer is D .