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 2851: What is the integral value of x which satisfy the inequality -1 < 3 -2x $\le$ 5? Options:
  A) -1. 0, 1, 2
  B) -2, 1, 0 , -1
  C) 0, 1, 2
  D) -1, 0, 1
  Show Answer
  The correct answer is D .
• Question 2852: Find the area of the curved surface of a cone whose base radius is 3cm and whose height is 4cm (π = 3.14) Options:
  A) 17.1cm²
  B) 27.2cm²
  C) 47.1cm²
  D) 37.3cm²
  Show Answer
  The correct answer is C .
• Question 2853: 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 2854: The mean of the ages of ten secondary school pupils is 16 but when the age of their teacher is added to it the men becomes 19. Find the age of the teacher Options:
  A) 27
  B) 35
  C) 38
  D) 49
  Show Answer
  The correct answer is D .
• Question 2855:

  

  The venn diagram above shows a class of 40 students with the games they play. How many of the students play two games only?

  Options:
  A) 19
  B) 16
  C) 15
  D) 4
  Show Answer
  The correct answer is C .
• Question 2856: Evaluate ∫sec²θ dθ Options:
  A) sec θ tan θ + k
  B) tan θ + k
  C) 2sec θ + k
  D) sec θ + k
  Show Answer
  The correct answer is B .
• Question 2857:

  Calculate the area of an equilateral triangle of side 8cm

  Options:
  A) 8√3
  B) 16
  C) 4√3
  D) 16√3
  Show Answer
  The correct answer is D .
• Question 2858: 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 2859: Calculate the length of an arc of a circle of diameter 14cm, which subtends an angle of 90^o at the centre of the circle Options:
  A) 14$\pi$ cm
  B) 7$\pi$ cm
  C) 5$\pi$ cm
  D) 4$\pi$ cm
  Show Answer
  The correct answer is D .
• Question 2860: Solve the inequality x - 1 > 4(x + 2)
  Options:
  A) x > -3
  B) x < -3
  C) 2 < x < 3
  D) -3 < x < -2
  Show Answer
  The correct answer is B .