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 1051: Factorize r² - r(2p + q) + 2pq Options:
  A) (r - 2q)(2r - p)
  B) (r - p)(r + p0
  C) (r - q)(r - 2p)
  D) (2r - q)(r + p)
  Show Answer
  The correct answer is C .
• Question 1052:

  Solve for t in the equation $\frac{3}{4}$t + $\frac{1}{3}$(21 - t) = 11

  Options:
  A) $\frac{9}{13}$
  B) $\frac{7}{13}$
  C) 5
  D) 9$\frac{3}{5}$
  Show Answer
  The correct answer is D .
• Question 1053:

  

  In the figure, PQRS is a square of sides 8cm. What is the area of $△$UVW?

  Options:
  A) 64 sq. cm
  B) 40 sq.cm
  C) 50 sq.cm
  D) 10 sq.cm
  Show Answer
  The correct answer is D .
• Question 1054: In triangle XYZ, ∠XYZ = 15${}^{\circ }$, ∠XZY = 45${}^{\circ }$ and lXYl = 7 cm. Find lYZl. Options:
  A) 14√2 cm
  B) $7\left(\frac{\sqrt{6}}{2}\right)$
  C) 7√2 cm
  D) 7 cm
  Show Answer
  The correct answer is B .
• Question 1055: If the length of a square is increased by 20% while while its width is decreased by 20% to form a rectangle, what is the ratio of the area of the rectangle to the area of the square? Options:
  A) 6 : 5
  B) 25 : 24
  C) 5 : 6
  D) 24 : 25
  Show Answer
  The correct answer is D .
• Question 1056: If sine x equals cosine x, what is x in radians? Options:
  A) $\frac{\pi }{2}$
  B) $\frac{\pi }{3}$
  C) $\frac{\pi }{4}$
  D) $\frac{\pi }{6}$
  E) $\frac{\pi }{12}$
  Show Answer
  The correct answer is C .
• Question 1057:

  

  Find the inequality which represents the shaded portion in the diagram

  Options:
  A) 2x - y - 2 $\ge$ 0
  B) 2x - y - 2 $\le$ 0
  C) 2x - y - 2 < 0
  D) 2x - y - 2 > 0
  Show Answer
  The correct answer is A .
• Question 1058: The factors of 6x - 5 - x² are Options:
  A) -(x + 3)(x + 2)
  B) (x + 5)(x + 1)
  C) (x - 5)(1 - x)
  D) (x + 5)(x + 50
  Show Answer
  The correct answer is C .
• Question 1059:

  

  In the diagram above ∠OPQ is

  Options:
  A) 90${}^{\circ }$
  B) 53${}^{\circ }$
  C) 36${}^{\circ }$
  D) 26${}^{\circ }$
  Show Answer
  The correct answer is B .
• Question 1060: Obtain a maximum value of the function f(x) = x${}^3$ - 12x + 11. Options:
  A) -5
  B) -2
  C) 2
  D) 27
  Show Answer
  The correct answer is D .