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 2691: What is the next number in the series 2, 1, $\frac{1}{2}$, $\frac{1}{4}$... Options:
  A) $\frac{1}{3}$
  B) $\frac{2}{8}$
  C) $\frac{3}{7}$
  D) $\frac{1}{8}$
  Show Answer
  The correct answer is D .
• Question 2692:

  

  Find the x co-ordinates of the points of intersection of the two equations in the graph.

  Options:
  A) 1, 1
  B) 0, 4
  C) 0, 0
  D) 4, 0
  E) 4, 9
  Show Answer
  The correct answer is D .
• Question 2693: The number 25 when when converted from the tens and units base to the binary base (base two) is one of the following Options:
  A) 10011
  B) 111011
  C) 111000
  D) 11001
  E) 110011
  Show Answer
  The correct answer is D .
• Question 2694:

  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 2695:

  

  The bar chart above shows the allotment of time(in minutes) per week for selected subjects in a certain school. What is the total time allocated to the six subjects per week?

  Options:
  A) 460mins
  B) 720mins
  C) 960mins
  D) 200mins
  Show Answer
  The correct answer is B .
• Question 2696: If y = 243(4x + 5)^-2, find $\frac{dy}{dx}$ when x = 1 Options:
  A) $\frac{-8}{3}$
  B) $\frac{3}{8}$
  C) $\frac{9}{8}$
  D) -$\frac{8}{9}$
  Show Answer
  The correct answer is A .
• Question 2697: Find the value of P if the line joining (P, 4) and (6, -2) is perpendicular to the line joining (2, P) and (-1, 3). Options:
  A) 4
  B) 6
  C) 3
  D) zero
  Show Answer
  The correct answer is D .
• Question 2698:

  How many different 8 letter words are possible using the letters of the word SYLLABUS?

  Options:
  A) (8 - 1)!
  B) $\frac{8!}{2!}$
  C) $\frac{8!}{2!2!}$
  D) 8!
  Show Answer
  The correct answer is C .
• Question 2699: Simplify $\frac{9^{\frac{1}{3}}\times {27}^{-\frac{1}{3}}}{3^{-\frac{1}{6}}\times 3^{\frac{2}{3}}}$ Options:
  A) $\frac{1}{3}$
  B) 1
  C) 3
  D) 9
  Show Answer
  The correct answer is B .
• Question 2700: If y = x sin x, Find $\frac{d^{2}y}{d^{2}x}$ Options:
  A) 2 cosx - x - x sinx
  B) sinx + x cosx
  C) sinx - x cosx
  D) x sinx - 2 cosx
  Show Answer
  The correct answer is A .