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 1011: Simplify $\frac{1}{5x+5}$ + $\frac{1}{7x+7}$ Options:
  A) $\frac{12}{35x+1}$
  B) $\frac{1}{35(x+1)}$
  C) $\frac{12x}{35(x+7)}$
  D) $\frac{12}{35x+35}$
  Show Answer
  The correct answer is A .
• Question 1012: How many terms of the series 3, -6, +12, - 24, + ..... are needed to make a total of 1-2⁸? Options:
  A) 12
  B) 10
  C) 9
  D) 8
  Show Answer
  The correct answer is C .
• Question 1013:

  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 .
• Question 1014: If duty is levied at 25%, find the duty to be added to a bill of ₦80. Options:
  A) ₦100
  B) ₦20
  C) ₦80
  D) ₦150
  Show Answer
  The correct answer is B .
• Question 1015: If α and β are the roots of the equation 3x² + bx − 2 = 0. Find the value of $\frac{1}{\alpha }$ + $\frac{1}{\beta }$ Options:
  A) $\frac{-5}{3}$
  B) $\frac{-2}{3}$
  C) $\frac{1}{2}$
  D) $\frac{5}{2}$
  Show Answer
  The correct answer is D .
• Question 1016: If x² + 4 = 0, then x ? Options:
  A) 4
  B) -4
  C) 2
  D) -2
  E) None of the above
  Show Answer
  The correct answer is E .
• Question 1017: If 9x² + 6xy + 4y² is a factor of 27x³ - 8y³, find the other factor. Options:
  A) 2y + 3x
  B) 2y - 3x
  C) 3x + 2y
  D) 3x - 2y
  Show Answer
  The correct answer is D .
• Question 1018: What is the nth term of the progression 27, 9, 3,......? Options:
  A) 27$\frac{1}{3}$ ^{n - 1}
  B) 3^{n + 2}
  C) 27 + 18(n - 1)
  D) 27 + 6(n - 1)
  Show Answer
  The correct answer is A .
• Question 1019:

  

  From the venn diagram above, the complement of the set P$\cap$Q is given by

  Options:
  A) {a, b, d, e}
  B) {b, d}
  C) {a, e}
  D) {c}
  Show Answer
  The correct answer is D .
• Question 1020:

  Find the range of values of x for which $\frac{(x+2)}{4}-\frac{2x-3}{3}<4$

  Options:
  A) x > -6
  B) x > -3
  C) x < 8
  D) x < 4
  Show Answer
  The correct answer is A .