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 1131: Simplify 1¼ ÷ (2 ÷ ¼ of 28) Options:
  A) 1 $\frac{3}{8}$
  B) 2 $\frac{3}{4}$
  C) 4 $\frac{3}{8}$
  D) 3 $\frac{1}{5}$
  Show Answer
  The correct answer is C .
• Question 1132: What are K and L respectively if $\frac{1}{2}$(3y - 4x)² = (8x² + kxy + Ly²) Options:
  A) -12, $\frac{9}{2}$
  B) -6, 9
  C) 6, 9
  D) 12, $\frac{9}{2}$
  Show Answer
  The correct answer is A .
• Question 1133:

  Find the value of k in the equation: $\sqrt{28}+\sqrt{112}-\sqrt{k}=\sqrt{175}$

  Options:
  A) $\sqrt{28}$
  B) 7
  C) 28
  D) $\sqrt{7}$
  Show Answer
  The correct answer is B .
• Question 1134: The perimeter of a rectangular lawn is 24m. If the area of the lawn is 35m²; how wide is the lawn? Options:
  A) 5cm
  B) 7m
  C) 12m
  D) 14m
  Show Answer
  The correct answer is A .
• Question 1135: Given distribution of color beads: blue, black, yellow, white and brown with frequencies 1, 2, 3, 4, and 5 respectively. Find the probability that a bead picked at random will be blue or white. Options:
  A) 7/15
  B) 2/5
  C) 1/3
  D) 1/15
  Show Answer
  The correct answer is C .
• Question 1136: If p and q are two non zero numbers and 18(p+q) = 918+p)q, which of the following must be true?
  Options:
  A) q = 18
  B) p <1
  C) p = 18
  D) q < 1
  Show Answer
  The correct answer is A .
• Question 1137: Solve the inequality x² + 2x > 15.
  Options:
  A) x < -3 or x > 5
  B) -5 < x < 3
  C) x < 3 or x > 5
  D) x > 3 or x < -5
  Show Answer
  The correct answer is D .
• Question 1138:
  

  Use the graph of sin (θ) above to estimate the value of θ when sin (θ) = -0.6 for $0^o\le \theta \le {360}^o$

  Options:
  A) θ = 223${}^o$, 305${}^o$
  B) θ = 210${}^o$, 330${}^o$
  C) θ = 185${}^o$, 345${}^o$
  D) θ = 218${}^o$, 323${}^o$
  Show Answer
  The correct answer is D .
• Question 1139: A solid cylinder of radius $3$cm has a total surface area of $36\pi$cm${}^2$. Find its height. Options:
  A) 2cm
  B) 3cm
  C) 4cm
  D) 5cm
  E) 6cm
  Show Answer
  The correct answer is B .
• Question 1140: Evaluate ${\int }_0^{\frac{\pi }{4}}se{c}^2\theta d\theta$ Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is A .