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 1: If 5, 8, 6 and 2 occur with frequencies 3, 2, 4 and 1 respectively. Find the product of the modal and the median number Options:
  A) 36
  B) 48
  C) 30
  D) 40
  Show Answer
  The correct answer is A .
• Question 2: If s = (2 + 3t)(5t - 4), find $\frac{dy}{dx}$ when t = $\frac{4}{5}$ sec Options:
  A) 0 units per sec.
  B) 15 units per seconds
  C) 22 units per seconds
  D) 26 units per seconds
  Show Answer
  The correct answer is C .
• Question 3: How many possible ways are there of seating seven people P,Q,R,S,T,U and V at a circular table Options:
  A) 360
  B) 720
  C) 2520
  D) 5040
  Show Answer
  The correct answer is B .
• Question 4: If 3 gallons of spirit containing 20% water are added to 5 gallons of another spirit containing 15% water, what percentage of the mixture is water? Options:
  A) 2$\frac{4}{5}$%
  B) 16$\frac{7}{8}$%
  C) 18$\frac{1}{8}$%
  D) 18$\frac{7}{8}$%
  Show Answer
  The correct answer is B .
• Question 5:

  Find the area bounded by the curves y = 4 - x² and y = 2x + 1

  Options:
  A) 20(1/3) sq. units
  B) 20(2/3) sq. units
  C) 10(2/3) sq. units
  D) 10(1/3) sq. units
  Show Answer
  The correct answer is C .
• Question 6: Solve the following equation equation for x² + $\frac{2x}{r^2}$ + $\frac{1}{r^4}$ = 0 Options:
  A) r²
  B) $\frac{1}{r^4}$
  C) -$\frac{1}{r^2}$
  D) 1 - r
  Show Answer
  The correct answer is C .
• Question 7:

  

  From the figure, calculate TH in centimeters

  Options:
  A) $\frac{5}{\sqrt{3}+1}$
  B) $\frac{5}{\sqrt{3}-1}$
  C) $\frac{5}{\sqrt{3}}$
  D) $\frac{\sqrt{3}}{5}$
  Show Answer
  The correct answer is B .
• Question 8: Evaluate ${\int }_1^3(X^2-1)dx$ Options:
  A) $\frac{2}{3}$
  B) $-\frac{2}{3}$
  C) $-6\frac{2}{3}$
  D) $6\frac{2}{3}$
  Show Answer
  The correct answer is D .
• Question 9:

  Integrate $\int (4x^{-3}-7x^2+5x-6)\mathrm{d}x$.

  Options:
  A) $-2x^{-2}-\frac{7}{3}{x}^3+\frac{5}{2}{x}^2-6x$
  B) $2x^2+\frac{7}{3}{x}^3-5x+6$
  C) $12x^2+14x-5$
  D) $-12x^{-4}-14x+5$
  Show Answer
  The correct answer is A .
• Question 10:

  

  In the diagram, QP//ST:PQR = 34${}^{\circ }$ QRS = 73${}^{\circ }$ and RS = RT. Find SRT

  Options:
  A) 68${}^{\circ }$
  B) 102${}^{\circ }$
  C) 107${}^{\circ }$
  D) 141${}^{\circ }$
  Show Answer
  The correct answer is C .