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:

  Find a positive value of ã if the coordinate of the centre of a circle X²+y²-2ãx+4y-ã = 0 is (ã,-2) and the radius is 4 units.

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is C .
• Question 2002: Factorize k² - 2kp + p². Options:
  A) (k +p)²
  B) (k - p)²
  C) k² + p²
  D) k² - p²
  Show Answer
  The correct answer is B .
• Question 2003: The sum of 3$\frac{7}{8}$ and 1$\frac{1}{3}$ is less than the difference between $\frac{3}{8}$ and 1$\frac{2}{3}$ by: Options:
  A) 3$\frac{2}{3}$
  B) 5$\frac{1}{4}$
  C) 6$\frac{1}{2}$
  D) 8
  E) 8$\frac{1}{8}$
  Show Answer
  The correct answer is C .
• Question 2004: An aeroplane flies due north from airport P to Q and then flies due east R. If Q is equidistant from P and R, find the bearing of P and R Options:
  A) 90${}^{\circ }$
  B) 135${}^{\circ }$
  C) 225${}^{\circ }$
  D) 270${}^{\circ }$
  Show Answer
  The correct answer is C .
• Question 2005: The mean of ten positive numbers is 16. When another number is added, the mean becomes 18. Find the eleventh number Options:
  A) 3
  B) 16
  C) 18
  D) 38
  Show Answer
  The correct answer is D .
• Question 2006: If y = x cos x, find dy/dx Options:
  A) sin x - x cos x
  B) sin x + x cos x
  C) cos x + x sin x
  D) cos x - x sin x
  Show Answer
  The correct answer is D .
• Question 2007:

  Tanθ is positive and Sinθ is negative. In which quadrant does θ lies

  Options:
  A) Second only
  B) Third only
  C) Fourth only
  D) First and third only
  Show Answer
  The correct answer is B .
• Question 2008: simplify $\frac{1}{\surd 3-2}$ - $\frac{1}{\surd 3+2}$ Options:
  A) 3
  B) $\frac{2}{3}$
  C) 7
  D) -4
  Show Answer
  The correct answer is D .
• Question 2009:

  If the mean of 4, y, 8 and 10 is 7. Find y?

  Options:
  A) 6
  B) 10
  C) 7
  D) 9
  Show Answer
  The correct answer is A .
• Question 2010:

  

  If PN is perpendicular to QR, find the value of tan x.

  Options:
  A) $\frac{5}{9}$
  B) $\frac{3}{5}$
  C) $\frac{3}{4}$
  D) $\frac{4}{3}$
  E) $\frac{5}{3}$
  Show Answer
  The correct answer is B .