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 1641: Find the median of the numbers 89, 141, 130, 161, 120, 131, 131, 100, 108 and 119 Options:
  A) 131
  B) 125
  C) 123
  D) 120
  Show Answer
  The correct answer is B .
• Question 1642: Find the range of the value of x satisfying the inequalities 5 + x $\le$ 8 and 13 + x $\ge$ 7 Options:
  A) -3 $\le$ x $\le$ 3
  B) 3 $\le$ x $\le$ 6
  C) -6 $\le$ x $\le$ 3
  D) -6 $\le$ x $\le$ -3
  Show Answer
  The correct answer is C .
• Question 1643: 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 1644: If f(x - 2) = 3x² + 4x + 1. Find the area of the sector Options:
  A) 8
  B) 40
  C) 7
  D) 24
  E) 32
  Show Answer
  The correct answer is B .
• Question 1645:

  A man's initial salary is ₦540.00 a month and increases after each period of six months by ₦36.00 a month. Find his salary in the eight month of the third year.

  Options:
  A) ₦828.00
  B) ₦756.00
  C) ₦720.00
  D) ₦684.00
  Show Answer
  The correct answer is C .
• Question 1646: The chances of Usman and Dele passing a Mathematics test are 12 and 13 respectively. What is the probability that neither of them passes the test? Options:
  A) $\frac{3}{5}$
  B) $\frac{2}{5}$
  C) $\frac{4}{15}$
  D) $\frac{1}{5}$
  E) $\frac{2}{15}$
  Show Answer
  The correct answer is C .
• Question 1647:

  A rectangular pyramid has an area 24cm${}^2$ and height 7.5cm. Find its volume?

  Options:
  A) 65.0cm${}^3$
  B) 70.5cm${}^3$
  C) 56.5cm${}^3$
  D) 60.0cm${}^3$
  Show Answer
  The correct answer is D .
• Question 1648:

  Fifty boxes each of 50 bolts were inspected for the number which were defective. The following was the result:

  $\begin{array}{ccccccc}\text{No. defective per box}& 4& 5& 6& 7& 8& 9\\ \text{No. of boxes}& 2& 7& 17& 10& 8& 6\end{array}$

  Find the percentage of boxes containing at least 5 defective bolts each.

  Options:
  A) 96
  B) 94
  C) 92
  D) 90
  Show Answer
  The correct answer is A .
• Question 1649:

  The quadratic equation whose roots are 1 - $\sqrt{13}$ and 1 + $\sqrt{13}$ is

  Options:
  A) x² + (1 - $\sqrt{13}$)x + 1 + $\sqrt{13}$ = 0
  B) x² - 2x - 12 = 0
  C) x² - 2x + 12 = 0
  D) x² + 12 + 2x² = 0
  Show Answer
  The correct answer is C .
• Question 1650: Find the locus of point equidistant from two straight lines y - 5 = 0 and y - 3 = 0 Options:
  A) y - 2 = 0
  B) y - 4 = 0
  C) y - 1 = 0
  D) y - 3 = 0
  Show Answer
  The correct answer is B .