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 461: Solve the quadratic inequality x² - 5x + 6 $\ge$ 0 Options:
  A) x $\le$ 2, x $\ge$ 3
  B) x $\le$ 3, x $\ge$ 2
  C) x $\le$ -2, x $\ge$ -3
  D) x $\le$ -3,x $\ge$ 2
  Show Answer
  The correct answer is A .
• Question 462: Factorize completely $\frac{x^3+3x^2-10x}{2x^2-8}$ Options:
  A) $\frac{x(x-5)}{2(x+2)}$
  B) $\frac{x(x+5)}{2(x+2)}$
  C) $\frac{x(x-5)}{2(x-2)}$
  D) $\frac{x^2+5}{2x+4}$
  Show Answer
  The correct answer is B .
• Question 463:

  

  In the figure, 0 is the centre of circle PQRS and PS//RT. If PRT = 135, then PSO is

  Options:
  A) 67$\frac{1}{2}$${}^{\circ }$
  B) 22$\frac{1}{2}$${}^{\circ }$
  C) 33$\frac{1}{2}$${}^{\circ }$
  D) 45${}^{\circ }$
  E) 90${}^{\circ }$
  Show Answer
  The correct answer is D .
• Question 464:

  12 men complete a job in 9 days. How many men working at the same rate would be required to complete the job in 6 days?

  Options:
  A) 24
  B) 18
  C) 12
  D) 9
  E) 8
  Show Answer
  The correct answer is E .
• Question 465:

  Given T = { even numbers from 1 to 12 }
  N = {common factors of 6, 8 and 12}
  Find T ∩ N

  Options:
  A) {2, 3}
  B) {2, 3, 4}
  C) {3, 4, 6}
  D) {2}
  Show Answer
  The correct answer is D .
• Question 466:

  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 467: Given a regular hexagon, calculate each interior angle of the hexagon Options:
  A) 60^o
  B) 30^o
  C) 120^o
  D) 45^o
  E) 135^o
  Show Answer
  The correct answer is C .
• Question 468: Find the value of k if y - 1 is a factor of y³ + 4y² + ky - 6 Options:
  A) -6
  B) -4
  C) O
  D) 1
  Show Answer
  The correct answer is D .
• Question 469:

  

  Find the square pf the mode

  Options:
  A) 49
  B) 121
  C) 25
  D) 64
  Show Answer
  The correct answer is B .
• Question 470:

  

  The bar chart shows different colours of cars passing a particular point of a certain street in two minutes. What fraction of the cars is yellow

  Options:
  A) $\frac{1}{5}$
  B) $\frac{2}{25}$
  C) $\frac{4}{15}$
  D) $\frac{3}{25}$
  Show Answer
  The correct answer is D .