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 1761: The first term of an A.P is equal to thrice the common difference, what is the sixth term of the A.P, if the common difference is 8? Options:
  A) 64
  B) 48
  C) 43
  D) 24
  E) 11
  Show Answer
  The correct answer is A .
• Question 1762: If n{A} = 6, n{B} = 5 and n{A ∩ B} = 2, find n{A ∪ B} Options:
  A) 7
  B) 8
  C) 9
  D) 13
  E) 15
  Show Answer
  The correct answer is C .
• Question 1763: If x + $\frac{1}{x}$ = 4, find x² + $\frac{1}{x^2}$ Options:
  A) 16
  B) 14
  C) 12
  D) 9
  Show Answer
  The correct answer is B .
• Question 1764: W $\alpha$ L² and W = 6 when L = 4. If L = $\sqrt{17}$, find W. Options:
  A) 6$\frac{3}{8}$
  B) $\frac{7}{8}$
  C) $\frac{1}{8}$
  D) $\frac{5}{8}$
  Show Answer
  The correct answer is A .
• Question 1765:

  

  In the figure, PS bisects angle QPR. Find the ratio SR:QR.

  Options:
  A) 1:2
  B) 1:3
  C) 1:4
  D) 1:5
  E) 1:6
  Show Answer
  The correct answer is C .
• Question 1766: Simplify $\frac{3}{2x-1}$ + $\frac{2-x}{x-2}$ Options:
  A) $\frac{2-x}{(2x-1)(x-2)}$
  B) $\frac{5-x}{(2x-1)(x-2)}$
  C) $\frac{4-2x}{2x-1}$
  D) $\frac{6-3x}{(2x-1)(x-2)}$
  Show Answer
  The correct answer is C .
• Question 1767:

  

  In the cyclic quadrilateral above . Find < PRO

  Options:
  A) 70^o
  B) 20^o
  C) 50^o
  D) 30^o
  Show Answer
  The correct answer is D .
• Question 1768: The volume of a hemispherical bowl is 718$\frac{2}{3}$ cm³. Find its radius. Options:
  A) 4.0cm
  B) 7.0cm
  C) 3.8cm
  D) 5.6cm[$\pi$ = $\frac{22}{7}$]
  Show Answer
  The correct answer is B .
• Question 1769:

  

  Find the curved surface area of the frustrum in the figure.

  Options:
  A) 16$\pi \sqrt{10}$cm²
  B) 20$\pi \sqrt{10}$cm²
  C) 24$\pi \sqrt{10}$cm²
  D) 36$\pi \sqrt{10}$cm²
  Show Answer
  The correct answer is B .
• Question 1770: Factorize 1 - (a - b)² Options:
  A) (1 - a - b)(1 - a + b)
  B) (1 + a - b)(1 - a + b)
  C) (1 - a + b)(1 - a + b)
  D) (1 + a + b)(1 + a + b)
  Show Answer
  The correct answer is B .