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 1231:
  

  The histogram above shows the distribution of passengers in taxis of a certain motor park. How many taxis have more than 4 passengers

  Options:
  A) 16
  B) 17
  C) 14
  D) 15
  Show Answer
  The correct answer is B .
• Question 1232: Factorize completely (x² + x)² - (2x + 2)² Options:
  A) (x + 1)(x + 2)(x - 2)
  B) (x + 1) 2(x + 2) (x - 2)
  C) (x + 1)² (x + 2)²
  D) (x + 1)² (x + 2)(x - 2)
  Show Answer
  The correct answer is D .
• Question 1233: If the function y = 5x is graphed, what would be its intercept on the y-axis? Options:
  A) 5
  B) $\frac{1}{5}$
  C) 1
  D) 2
  E) zero
  Show Answer
  The correct answer is E .
• Question 1234:

  

  In the figure, PQRSTW is a regular hexagon. QS intersects RT at V. Calculate TVS.

  Options:
  A) 60${}^{\circ }$
  B) 90${}^{\circ }$
  C) 120${}^{\circ }$
  D) 30${}^{\circ }$
  E) 80${}^{\circ }$
  Show Answer
  The correct answer is A .
• Question 1235: The locus of all points at a distance 8cm from a point N passes through points T and S. If S is equidistant from T and N, find the area of triangle STN. Options:
  A) 4$\sqrt{3c{m}^2}$
  B) 16$\sqrt{3c{m}^2}$
  C) 32cm²
  D) 64cm²
  Show Answer
  The correct answer is B .
• Question 1236: What is the locus or the mid-point of all the chords of length 6cm with circle of radius 5cm and with center 0? Options:
  A) A circle of radius 4 cm and the center 0
  B) The perpendicular bisector of the chords
  C) A straight line passing through 0
  D) A circle of radius 6 cm and with center 0
  Show Answer
  The correct answer is A .
• Question 1237: What value of s will make the function x(4-x) a maximum Options:
  A) 4
  B) 3
  C) 2
  D) 1
  Show Answer
  The correct answer is C .
• Question 1238: 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 1239: Without using table, solve the equation 8x^-2 = $\frac{2}{25}$ Options:
  A) 4
  B) 6
  C) 8
  D) 10
  Show Answer
  The correct answer is D .
• Question 1240:

  The table below is drawn for a graph y = x³ - 3x + 1.

  $\begin{array}{cccccccc}x& -3& -2& -1& 0& 1& 2& 3\\ y=x^3-3x+1& 1& -1& 3& 1& -1& 3& 1\end{array}$

  From x = -2 to x = 1, the graph crosses the x-axis in the range(s)

  Options:
  A) -1 < x < 0 and 0 < x < 1
  B) -2 < x < -1 and 0 < x < 1
  C) -2 < x < -1 and -1 < x < 0
  D) 0 < x < 1
  Show Answer
  The correct answer is B .