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 2021: Find the derivatives of (2 + 3x)(1 - x) with respect to x Options:
  A) 6
  B) -3
  C) 1 - 6x
  D) 6x - 1
  Show Answer
  The correct answer is C .
• Question 2022: The currency used in a country is called 'Matimalik'(M) and is of base seven. A lady in that country bought 4 bags of rice at M56 per bag and and 3 tins of milk at M4 per tin. What is the total cost of the item she bought? Options:
  A) M246₇
  B) M242₇
  C) M236₇
  D) M341₇
  E) M338₇
  Show Answer
  The correct answer is C .
• Question 2023:

  

  Find the x co-ordinates of the points of intersection of the two equations in the graph.

  Options:
  A) 1, 1
  B) 0, 4
  C) 0, 0
  D) 4, 0
  E) 4, 9
  Show Answer
  The correct answer is D .
• Question 2024: The midpoint of P(x, y) and Q(8, 6). Find x and y. midpoint = (5, 8) Options:
  A) (2, 10)
  B) (2, 8)
  C) (2, 12)
  D) (2, 6)
  Show Answer
  The correct answer is A .
• Question 2025:

  y varies partly as the square of x and partly as the inverse of the square root of x. Write down the expression for y if y = 2 when x = 1 and y = 6 when x = 4.

  Options:
  A) y = $\frac{10x^2}{31}+\frac{52}{31\sqrt{x}}$
  B) y = x² + $\frac{1}{\sqrt{x}}$
  C) y = x² + $\frac{1}{x}$
  D) y = $\frac{x^2}{31}+\frac{1}{31\sqrt{x}}$
  Show Answer
  The correct answer is A .
• Question 2026: 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 .
• Question 2027: Solve the following simultaneous equation for x. x² + y - 5 = 0, y - 7x + 3 = 0 Options:
  A) -2, 4
  B) 2, 4
  C) -1,8
  D) 1, -8
  Show Answer
  The correct answer is D .
• Question 2028: Evaluate 1 − ($\frac{1}{5}$ + 1$\frac{2}{3}$) + (5 + 1$\frac{2}{3}$) Options:
  A) 4
  B) 3
  C) 2$\frac{2}{3}$
  D) 3 $\frac{2}{3}$
  Show Answer
  The correct answer is D .
• Question 2029: An arc subtends an angle of 30^o at the centre of a circle radius 12cm. Calculate the length of the arc. Options:
  A) 6$\pi$cm
  B) 2$\pi$cm
  C) 3$\pi$cm
  D) 9$\pi$cm
  Show Answer
  The correct answer is B .
• Question 2030:

  If (x - a) is a factor of bx - ax + x², find the other factor.

  Options:
  A) (x + b)
  B) (x - b)
  C) (a + b)
  D) (a - b)
  Show Answer
  The correct answer is A .