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: Simplify 3¹/₂ - (2¹/₃ * 1¹/₄) + ³/₅ Options:
  A) 2¹¹/₆₀
  B) 2¹/₆₀
  C) 1¹¹/₆₀
  D) 1¹/₆₀
  Show Answer
  The correct answer is C .
• Question 2: A flagpole is placed at the top of a tower. The angles of elevation of the bottom and top of the flagpole from a point on the ground 10m away are 40° and 50° respectively. Find the length of the flagpole. Options:
  A) 1.8m
  B) 3.5m
  C) 8.4m
  D) 11.9m
  E) 17.3m
  Show Answer
  The correct answer is B .
• Question 3:

  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 4:

  

  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 5: (3.2)² - (1.8)² equals Options:
  A) 7.0
  B) 2.56
  C) 13.48
  D) 2.0
  E) 0.07
  Show Answer
  The correct answer is A .
• Question 6: Evaluate $\frac{81.81+99.44}{20.09+36.16}$ correct to 3 significant figures. Options:
  A) 6.21
  B) 3.22
  C) 2.78
  D) 2.13
  Show Answer
  The correct answer is B .
• Question 7: If $\theta$ = $\frac{3}{2}$ and $\theta$ is less than 90${}^{\circ }$, calculate tan $\frac{(90-\theta )}{co{s}^2\theta }$ Options:
  A) $\frac{1}{2}$
  B) $\frac{4}{\sqrt{3}}$
  C) $\sqrt{3}$
  D) 4$\sqrt{3}$
  Show Answer
  The correct answer is B .
• Question 8: Calculate the standard deviation of the following data: 7, 8, 9, 10, 11, 12, 13. Options:
  A) 2
  B) 4
  C) 10
  D) 11
  Show Answer
  The correct answer is A .
• Question 9: The ratio of the base area of a hollow cone to that of its curved surface is 1:4. If its base radius is 7cm, calculate the slant height of the cone Options:
  A) 7cm
  B) 22cm
  C) 28cm
  D) 49cm
  E) 154cm
  Show Answer
  The correct answer is C .
• Question 10:

  

  In triangles XYZ and XQP, XP = 4cm, XQ = 5cm and PQ = QY = 3cm. Find ZY

  Options:
  A) 8cm
  B) 6cm
  C) 4cm
  D) 3cm
  Show Answer
  The correct answer is B .