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 541: The nth term of two sequences are Q_n = 3 . 2^{n - 2} and U_m = 3 . 2^{2m - 3}. Find the product of Q₂ and U₂. Options:
  A) 18
  B) 12
  C) 6
  D) 3
  Show Answer
  The correct answer is A .
• Question 542: Express in partial fractions $\frac{11+2}{6x^2-x-1}$ Options:
  A) $\frac{1}{3x-1}$ + $\frac{3}{2x+1}$
  B) $\frac{3}{3x+1}$ - $\frac{1}{2x-1}$
  C) $\frac{3}{3x+1}$ - $\frac{1}{2x-1}$
  D) $\frac{1}{3x+1}$ + $\frac{3}{2x-1}$
  Show Answer
  The correct answer is D .
• Question 543:

  

  Determine the value of x in the figure.

  Options:
  A) 134${}^{\circ }$
  B) 81${}^{\circ }$
  C) 53${}^{\circ }$
  D) 46${}^{\circ }$
  Show Answer
  The correct answer is A .
• Question 544: Solve x² − 2x − 3 = 0 Options:
  A) x = 2 or 1
  B) x = 3 or -1
  C) x = 1 or 0
  D) x = 1 or 2
  Show Answer
  The correct answer is B .
• Question 545:

  

  P, R and S lie on a circle center as shown above while Q lies outside the circle. Find ∠PSO

  Options:
  A) 45${}^{\circ }$
  B) 55${}^{\circ }$
  C) 35${}^{\circ }$
  D) 40${}^{\circ }$
  Show Answer
  The correct answer is C .
• Question 546:

  

  In the diagram above, |PQ| = |QR|, |PS| = |RS|, ∠PSR = 30^o and ∠PQR = 80^o. Find ∠SPQ.

  Options:
  A) 15^o
  B) 25^o
  C) 40^o
  D) 50^o
  E) 55^o
  Show Answer
  The correct answer is B .
• Question 547: Find the mean deviation of 20, 25, 21, 27, 28, 29, to the nearest whole number Options:
  A) 2
  B) 3
  C) 4
  D) 5
  E) 6
  Show Answer
  The correct answer is B .
• Question 548: A straight lie y = mx meets the curve y = x² - 12x + 40 in two distinct points. If one of them is (5, 5) find the other Options:
  A) (5, 6)
  B) (8, 8)
  C) (8, 5)
  D) (7,7)
  E) (7, 5)
  Show Answer
  The correct answer is E .
• Question 549: Make Q the subject of formula if p = $\frac{M}{5}$(X + Q) + 1 Options:
  A) $\frac{5P-MX+5}{M}$
  B) $\frac{5P-MX-5}{M}$
  C) $\frac{5P+MX+5}{M}$
  D) $\frac{5P+MX-5}{M}$
  Show Answer
  The correct answer is B .
• Question 550:

  Find the area of a regular hexagon inscribed in a circle of radius 8cm

  Options:
  A) 16$\sqrt{3}$ cm²
  B) 96$\sqrt{3}$ cm²
  C) 192$\sqrt{3}$ cm²
  D) 16$\sqrt{3}$ cm²
  E) 33cm²
  Show Answer
  The correct answer is B .