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 111: In how many ways can the letters of the word TOTALITY be arranged? Options:
  A) 6720
  B) 6270
  C) 6207
  D) 6027
  Show Answer
  The correct answer is A .
• Question 112: Find, correct to three significant figures, the value of $\sqrt{41830}$. Options:
  A) 205
  B) 647
  C) 2050
  D) 6470
  E) 64.7
  Show Answer
  The correct answer is A .
• Question 113: Simplify $\sqrt{27}$ + $\frac{3}{\sqrt{3}}$ Options:
  A) 4$\sqrt{3}$
  B) $\frac{4}{\sqrt{3}}$
  C) 3$\sqrt{3}$
  D) $\frac{\sqrt{3}}{4}$
  Show Answer
  The correct answer is A .
• Question 114: P(-6, 1) and Q(6, 6) are the two ends of the diameter of a given circle. Calculate the radius. Options:
  A) 6.5 units
  B) 13.0 units
  C) 3.5 units
  D) 7.0 units
  Show Answer
  The correct answer is A .
• Question 115: If $x–1$ and $x+1$ are both factors of the equation $x^3+p{x}^2+qx+6=0$, evaluate $p$ and $q$ Options:
  A) 6, -1
  B) 6, 1
  C) 1, -1
  D) 6, -6
  E) -6, -1
  Show Answer
  The correct answer is E .
• Question 116: The determinant of matrix $\left(\begin{array}{ccc}x& 1& 0\\ 1-x& 2& 3\\ 1& 1+x& 4\end{array}\right)$ in terms of x is Options:
  A) -3x² - 17
  B) -3x² + 9x - 1
  C) 3x² + 17
  D) 3x² - 9x + 5
  Show Answer
  The correct answer is B .
• Question 117: Which of the following lines is not parallel to the line 3y + 2x + 7 = 0? Options:
  A) 3y + 2x - 7 = 0
  B) 9y + 6x + 17 = 0
  C) 24y + 16x + 19 = 0
  D) 3y - 2x + 7 = 0
  E) 5y + 10x - 13 = 0
  Show Answer
  The correct answer is D .
• Question 118: Calculate the perimeter, in cm, of a sector of a circle of radius 8cm and angle 45^o Options:
  A) 2$\pi$
  B) 8 + 2$\pi$
  C) 16 + 2$\pi$
  D) 16 + 16$\pi$
  Show Answer
  The correct answer is C .
• Question 119: Find the angle subtended at the centre of a circle by a chord which is equal in length to the radius of the circle Options:
  A) 30^o
  B) 45^o
  C) 60^o
  D) 90^o
  Show Answer
  The correct answer is C .
• Question 120:

  

  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 .