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 2001: P varies directly as the square of Q and inversely as R. If P = 36, when Q = 3 and R = 4, find P when Q = 5 and R = 2. Options:
  A) 72
  B) 100
  C) 90
  D) 200
  E) 125
  Show Answer
  The correct answer is D .
• Question 2002: The bearing of Y from X is 0850. What is the bearing of X from Y? Options:
  A) 005°
  B) 095°
  C) 185°
  D) 265°
  E) 275°
  Show Answer
  The correct answer is D .
• Question 2003: Express 0.03785 in standard form correct to 3 significant figures. Options:
  A) 3 × 10${}^{-2}$
  B) 3.78 × 10${}^{-2}$
  C) 3.79 × 10${}^{-2}$
  D) 3.79 × 10${}^{-1}$
  E) 3.78 × 10${}^{-2}$
  Show Answer
  The correct answer is C .
• Question 2004: Simplify $\frac{x-7}{x^2-9}$ x $\frac{x^2-3x}{x^2-49}$ Options:
  A) $\frac{x}{(x-3)(x-7)}$
  B) $\frac{x}{(x+3)(x-7)}$
  C) $\frac{x}{(x+3)(x+7)}$
  D) $\frac{x}{(x-3)(x+7)}$
  Show Answer
  The correct answer is C .
• Question 2005: Find the sum to infinity to the following series 3 + 2 + $\frac{4}{3}$ + $\frac{8}{9}$ + $\frac{16}{17}$ + ..... Options:
  A) 1270
  B) 190
  C) 18
  D) 9
  Show Answer
  The correct answer is D .
• Question 2006:

  

  Find the square pf the mode

  Options:
  A) 49
  B) 121
  C) 25
  D) 64
  Show Answer
  The correct answer is B .
• Question 2007: If b = a + cp and r = ab + $\frac{1}{2}$cp², express b² in terms of a, c, r. Options:
  A) b² = aV + 2cr
  B) b² = ar + 2c²r
  C) b² = a² = $\frac{1}{2}$ cr²
  D) b² = $\frac{1}{2}$ar² + c
  E) b² = 2cr - a²
  Show Answer
  The correct answer is E .
• Question 2008: 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 2009: Solve the inequality x² + 2x > 15.
  Options:
  A) x < -3 or x > 5
  B) -5 < x < 3
  C) x < 3 or x > 5
  D) x > 3 or x < -5
  Show Answer
  The correct answer is D .
• Question 2010: Given that a*b = ab + a + b and that a0b = a + b = 1. Find an expression (not involving * or 0) for (a*b) 0 (a*c) if a, b, c, are real numbers and the operations on the right are ordinary addition and multiplication of numbers Options:
  A) ac + ab + bc + b + c + 1
  B) ac + ab + a + c + 2
  C) ab + ac + a + b + 1
  D) ac + bc + ab + b + c + 2
  E) ab + ac + 2a + b + c + 1
  Show Answer
  The correct answer is E .