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 1761: Find the median of the set set of numbers 110, 116, 113, 119, 118, 127, 118, 117, 113 Options:
  A) 117.5
  B) 118
  C) 117
  D) 116
  E) 113
  Show Answer
  The correct answer is C .
• Question 1762:

  Mr Adu spends his annual salary on food(f), rent(r), car maintenance, gifts(g), savings(s) and some miscellaneous (m) as indicate in the table below:

  F	R	C	G	S	M
  28%	15%	20%	14%	10%	13%

  If the above information is represented on a pie chart. What angle represents his spending on food?

  Options:
  A) 108.5
  B) 100.8
  C) 98.8
  D) 120.5
  Show Answer
  The correct answer is B .
• Question 1763: If a = 2, b = -2 and c = -$\frac{1}{2}$, evaluate (ab² - bc²)(a²c - abc) Options:
  A) 2
  B) -28
  C) -30
  D) -34
  Show Answer
  The correct answer is D .
• Question 1764:

  

  In the diagram above, O is the centre of the circle ABC, < ABO = 26° and < BOC = 130°. Calculate < AOC.

  Options:
  A) 26°
  B) 13°
  C) 80°
  D) 102°
  Show Answer
  The correct answer is D .
• Question 1765:

  A man invested a total of ₦50000 in two companies. If these companies pay dividends of 6% and 8% respectively, how much did he invest at 8% if the total yield is ₦3700?

  Options:
  A) ₦15000
  B) ₦29600
  C) ₦27800
  D) ₦21400
  E) ₦35000
  Show Answer
  The correct answer is E .
• Question 1766: The scores of 16 students in a mathematics test are 65, 65, 55, 60, 60, 65, 60, 70, 75, 70, 65, 70, 60, 65, 65,
  70. What is the sum of the median and modal scores? Options:
  A) 125
  B) 130
  C) 140
  D) 150
  Show Answer
  The correct answer is B .
• Question 1767:

  

  In the figure, PQr is a semicircle while PQ and Qr are chords. QS is the perpendicular from Q to the diameter PR. What is the expression for QS?

  Options:
  A) QS = PS$\sqrt{SR}$
  B) QS = $\sqrt{(PSSR)}$
  C) QS = 2$\sqrt{(PSSR)}$
  D) QS = $\frac{1}{\sqrt{2}}$$\sqrt{(PSSR)}$
  Show Answer
  The correct answer is B .
• Question 1768: Find the tangent to the acute angle between the lines 2x+y = 3 and 3x-2y = 5. Options:
  A) -7/4
  B) 7/8
  C) 7/4
  D) 7/2
  Show Answer
  The correct answer is C .
• Question 1769:

  If $6x^3+2x^2-5x+1$ divides $x^2-x-1$, find the remainder.

  Options:
  A) 9x + 9
  B) 2x + 6
  C) 6x + 8
  D) 5x - 3
  Show Answer
  The correct answer is A .
• Question 1770: If x varies directly as √n and x = 9 when n = 9, find x when n = (17/9) Options:
  A) 4
  B) 27
  C) √3
  D) √17
  Show Answer
  The correct answer is D .