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 1681: The diagonals of a rhombus are 6cm and 8cm. Find the area of the rhombus. Options:
  A) 96cm²
  B) 48cm²
  C) 24cm²
  D) 0.14cm²
  E) 12cm2
  Show Answer
  The correct answer is C .
• Question 1682: Find the mean deviation of 2, 4, 5, and 9 Options:
  A) 1
  B) 2
  C) 5
  D) 7
  Show Answer
  The correct answer is B .
• Question 1683:

  

  In the diagram above, |PQ| = |QR|, |PS| = |RS|, ∠PSR = 30^o and ∠PQR = 80^o. Find ∠SPQ.

  Options:
  A) 15^o
  B) 25^o
  C) 40^o
  D) 50^o
  E) 55^o
  Show Answer
  The correct answer is B .
• Question 1684: Find the gradient of the line passing through the points (-2, 0) and (0, -4) Options:
  A) 2
  B) -4
  C) -2
  D) 4
  Show Answer
  The correct answer is C .
• Question 1685:

  The locus of a point equidistant from two intersecting lines is

  Options:
  A) where the sum of the distances of two focal points is fixed
  B) the collection of points that are equally distant from a fixed point and a line
  C) the perpendicular bisector of the lines
  D) pair of bisectors of the angles between the two lines
  Show Answer
  The correct answer is D .
• Question 1686: Simplify 52.4 - 5.7 - 3.45 - 1.75 Options:
  A) 41.4
  B) 41.5
  C) 42.1
  D) 42.2
  Show Answer
  The correct answer is B .
• Question 1687: Convert 101.011₂ to base 10 Options:
  A) 63
  B) 43
  C) 10
  D) $\frac{77}{8}$
  E) $\frac{53}{8}$
  Show Answer
  The correct answer is E .
• Question 1688: Simplify 3$\frac{1}{3}$ - 1$\frac{1}{4}$ x $\frac{2}{3}$ + 1$\frac{2}{5}$ Options:
  A) 2
  B) 3
  C) 4
  D) 5
  Show Answer
  The correct answer is C .
• Question 1689: Find the value of $m$ if ${13}_m+{24}_m={41}_m$. Options:
  A) 8
  B) 6
  C) 5
  D) 2
  E) 6
  Show Answer
  The correct answer is B .
• Question 1690: x varies directly as y and inversely as z. when x = 5, y = 2 and z = 1. What is the value of x when y = 5 and z = 2? Options:
  A) 2.5
  B) 5
  C) 6.25
  D) 6.52
  E) 7.5
  Show Answer
  The correct answer is C .