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 511: Which of the following is NOT a factor of 12⁴ - 5⁴? Options:
  A) 7
  B) 13
  C) 17
  D) 49
  E) 169
  Show Answer
  The correct answer is D .
• Question 512: Evaluate ∫2(2x-3)^2/3dx Options:
  A) 3/5(2x-3)^5/3 + k
  B) 6/5(2x-3)^5/3 + k
  C) 2x-3+k
  D) 2(2x-3)+k
  Show Answer
  The correct answer is A .
• Question 513:

  Evaluate 5${}^{-3}$ log${}^2$ $\times$ 2 ${}^{2\log 3}$

  Options:
  A) 8
  B) $\frac{1}{8}$
  C) 1$\frac{1}{8}$
  D) $\frac{2}{5}$
  Show Answer
  The correct answer is B .
• Question 514: The solution of the quadratic equation px² + qx + b = 0 is Options:
  A) $\sqrt{\frac{-b\pm b^2-4ac}{2a}}$
  B) $\frac{-b\pm \sqrt{p^2-4pb}}{2a}$
  C) $\frac{-q\pm \sqrt{q^2-4bp}}{2p}$
  D) $\frac{-q\pm \sqrt{p^2-4bp}}{2p}$
  Show Answer
  The correct answer is C .
• Question 515: Find the value of x for which 2(3^{2x - 1}) = 162 Options:
  A) $\frac{3}{2}$
  B) $\frac{1}{2}$
  C) $\frac{5}{2}$
  D) $\frac{2}{5}$
  Show Answer
  The correct answer is C .
• Question 516:

  Tickets for the school play were priced at ₦520.00 each for adults and ₦250.00 each for kids. How many kids' tickets were sold if the total sales were ₦171,000.00 and there were 5 times as many adult tickets sold as children's tickets?

  Options:
  A) 20
  B) 300
  C) 50
  D) 60
  Show Answer
  The correct answer is D .
• Question 517:

  The angle of elevation and depression of the top and bottom of another building, measured from the top of a 24 m tall building, is 30° and 60°, respectively. Determine the second building's height.

  Options:
  A) 24 m
  B) 32√3 m
  C) 24√3
  D) 32 m
  Show Answer
  The correct answer is D .
• Question 518:

  Find the median of 2, 3, 7, 3, 4, 5, 8, 9, 9, 4, 5, 3, 4, 2, 4 and 5

  Options:
  A) 9
  B) 8
  C) 7
  D) 4
  Show Answer
  The correct answer is D .
• Question 519: The mean of seven numbers is 10. If six of the numbers are 2, 4, 8, 14, 16 and 18, find the mode. Options:
  A) 6
  B) 8
  C) 14
  D) 2
  Show Answer
  The correct answer is B .
• Question 520:

  Solve the inequality: -7 $\le$ 9 - 8x < 16 - x

  Options:
  A) -1 $\le$ x $\le$ 2
  B) -1 $\le$ x < 2
  C) -1 < x < 2
  D) -1 < x $\le$ 2
  Show Answer
  The correct answer is D .