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 1091:

  

  In the figure, PQR is a semicircle. Calculate the area of the shaded region.

  Options:
  A) 125^{$\frac{2}{7}$}cm²
  B) 149^{$\frac{2}{7}$}cm²
  C) 234^{$\frac{1}{7}$}cm²
  D) 267^{$\frac{1}{2}$}cm²
  Show Answer
  The correct answer is A .
• Question 1092:

  Marks	1	2	3	4	5
  Frequency	2y - 2	y - 1	3y - 4	3 - y	6 - 2y

  The table above is the distribution of data with mean equals to 3. Find the value of y.

  Options:
  A) 5
  B) 2
  C) 3
  D) 6
  Show Answer
  The correct answer is B .
• Question 1093: Simplify 52.4 - 5.7 - 3.45 - 1.75 Options:
  A) 41.4
  B) 41.5
  C) 42.1
  D) 42.2
  Show Answer
  The correct answer is B .
• Question 1094:
  

  The pie chart shows the income of a civil servant in month. If his monthly income is N6,000. Find his monthly basic salary.

  Options:
  A) N2,050
  B) N2600
  C) N3,100
  D) N3,450
  Show Answer
  The correct answer is A .
• Question 1095: What is the common ratio of the G.P. $(\sqrt{10}+\sqrt{5})+(\sqrt{10}+2\sqrt{5})+...$? Options:
  A) $\sqrt{2}$
  B) $\sqrt{5}$
  C) 3
  D) 5
  Show Answer
  The correct answer is A .
• Question 1096: If gt² - k - w = 0, make g the subject of the formula Options:
  A) $\frac{k+w}{t^2}$
  B) $\frac{k-w}{t^2}$
  C) $\frac{k+w}{t}$
  D) $\frac{k-w}{t}$
  Show Answer
  The correct answer is A .
• Question 1097: How many terms of the series 3, -6, +12, - 24, + ..... are needed to make a total of 1-2⁸? Options:
  A) 12
  B) 10
  C) 9
  D) 8
  Show Answer
  The correct answer is C .
• Question 1098: In a right angled triangle, if tan $\theta$ = $\frac{3}{4}$. What is cos$\theta$ - sin$\theta$? Options:
  A) $\frac{2}{3}$
  B) $\frac{3}{5}$
  C) $\frac{1}{5}$
  D) $\frac{4}{5}$
  Show Answer
  The correct answer is C .
• Question 1099: Arrange and $\frac{3}{5}$,$\frac{9}{16}$, $\frac{34}{59}$ and $\frac{71}{97}$ in ascending order of magnitude. Options:
  A) $\frac{3}{5}$, $\frac{9}{16}$, $\frac{34}{59}$, $\frac{71}{97}$
  B) $\frac{9}{16}$, $\frac{34}{59}$, $\frac{3}{5}$ , $\frac{71}{97}$
  C) $\frac{3}{5}$, $\frac{9}{16}$, $\frac{71}{97}$, $\frac{34}{59}$
  D) $\frac{9}{16}$, $\frac{3}{5}$, $\frac{71}{97}$, $\frac{34}{59}$
  Show Answer
  The correct answer is B .
• Question 1100: 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 .