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 1411: The mean of the numbers 1.2, 1.0, 0.9, 1.4, 0.8, 0.8, 1.2 and 1.1 is Options:
  A) 1.5
  B) 0.8
  C) 1.0
  D) 1.02
  E) 1.05
  Show Answer
  The correct answer is E .
• Question 1412: Evaluate ${\int }_1^2$(6x² - 2x)dx Options:
  A) 16
  B) 13
  C) 12
  D) 11
  Show Answer
  The correct answer is D .
• Question 1413: y varies directly as w². When y = 8, w = 2. Find y when w = 3 Options:
  A) 18
  B) 12
  C) 9
  D) 6
  Show Answer
  The correct answer is A .
• Question 1414:

  Factorize 2t² + t - 15

  Options:
  A) (t + 3)(2t - 5)
  B) (2t + 3)(t - 5)
  C) (2t - 3)(t + 5)
  D) (t + 3)(t - 5)
  Show Answer
  The correct answer is A .
• Question 1415: Write h in terms of a, b, c, d if a = $\frac{b(1-ch)}{a-dh}$ Options:
  A) h = $\frac{a-b}{ad}$
  B) h = $\frac{1-b}{ad-bc}$
  C) h = $\frac{(a-b{)}^2}{ad-bc}$
  D) h = $\frac{a-b}{ad-bc}$
  E) h = $\frac{b-a}{ab-dc}$
  Show Answer
  The correct answer is D .
• Question 1416: If w varies inversely as V and U varies directly as w³, Find the relationship between u and v given that u = 1, when v = 2 Options:
  A) u = $\frac{8}{v^3}$
  B) v = $\frac{8}{u^2{v}^3}$
  C) u = 8v³
  D) v = 8u²
  Show Answer
  The correct answer is A .
• Question 1417: In a class of 120 students, 18 of them scored an A grade in mathematics. If the section representing the A grade students on a pie chart has angle Z^o at the centre of the circle, what is Z? Options:
  A) 15
  B) 27
  C) 50
  D) 52
  E) 54
  Show Answer
  The correct answer is E .
• Question 1418: Simplify $\frac{1}{1+\sqrt{5}}$ - $\frac{1}{1-\sqrt{5}}$ Options:
  A) - $\frac{1}{2}\sqrt{5}$
  B) $\frac{1}{2}\sqrt{5}$
  C) -- $\frac{1}{4}\sqrt{5}$
  D) 5
  Show Answer
  The correct answer is A .
• Question 1419: The remainder when 6p³ - p² - 47p + 30 is divided by p - 3 is Options:
  A) 21
  B) 42
  C) 63
  D) 18
  Show Answer
  The correct answer is B .
• Question 1420: If 5^{(x + 2y)} = 5 and 4^{(x + 3y)} = 16, find 3^{(x + y)} Options:
  A) 7
  B) 1
  C) 3
  D) 27
  Show Answer
  The correct answer is B .