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 781: Simplify 16$\frac{1}{2}$ x 4$\frac{1}{2}$ x 27$\frac{1}{3}$ Options:
  A) $\frac{3}{8}$
  B) $\frac{2}{3}$
  C) $\frac{3}{4}$
  D) $\frac{3}{2}$
  Show Answer
  The correct answer is A .
• Question 782:

  Convert 0.04945 to two significant figures

  Options:
  A) 0.040
  B) 0.049
  C) 0.050
  D) 0.49
  Show Answer
  The correct answer is C .
• Question 783: A man 1.7m tall observes a bird on top of a tree at an angle of 30⁰. if the distance between the man's head and the bird is 25m, what is the height of the tree? Options:
  A) 26.7m
  B) 14.2m
  C) $1.7+(25\frac{\sqrt{3}}{3}m$
  D) $1.7+(25\frac{\sqrt{2}}{2}m$
  Show Answer
  The correct answer is C .
• Question 784: Solve the inequality y² - 3y > 18
  Options:
  A) -3 < y < 6
  B) y < -3 or y > 6
  C) y > -3 or y > 6
  D) y < 3 or y < 6
  Show Answer
  The correct answer is A .
• Question 785:

  

  The pie chart shows the distribution of courses offered by students. What percentage of the students offer English?

  Options:
  A) 30%
  B) 25%
  C) 35%
  D) 20%
  Show Answer
  The correct answer is B .
• Question 786: Simplify $\frac{\sqrt{12}-\sqrt{3}}{\sqrt{12}+\sqrt{3}}$ Options:
  A) $\frac{1}{3}$
  B) 9
  C) 16cm
  D) 3
  Show Answer
  The correct answer is A .
• Question 787:

  Find all median of the numbers 89, 141, 130, 161, 120, 131, 131, 100, 108 and 119

  Options:
  A) 131
  B) 125
  C) 123
  D) 120
  Show Answer
  The correct answer is B .
• Question 788: The chances of Usman and Dele passing a Mathematics test are 12 and 13 respectively. What is the probability that neither of them passes the test? Options:
  A) $\frac{3}{5}$
  B) $\frac{2}{5}$
  C) $\frac{4}{15}$
  D) $\frac{1}{5}$
  E) $\frac{2}{15}$
  Show Answer
  The correct answer is C .
• Question 789:

  The chord ST of a circle is equal to the radius r of the circle. Find the length of arc ST

  Options:
  A) $\frac{\pi r}{3}$
  B) $\frac{\pi r}{2}$
  C) $\frac{\pi r}{12}$
  D) $\frac{\pi r}{6}$
  Show Answer
  The correct answer is A .
• Question 790:

  

  In the diagram, EFGH is a cyclic quadrilateral in which EH || FG, EG and FH are chords. If < FHG = 424${}^{\circ }$ and < EFH = 34${}^{\circ }$

  Options:
  A) 34${}^{\circ }$
  B) 42${}^{\circ }$
  C) 52${}^{\circ }$
  D) 76${}^{\circ }$
  Show Answer
  The correct answer is C .