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 1101: Find the value of $\left|\begin{array}{ccc}0& 3& 2\\ 1& 7& 8\\ 0& 5& 4\end{array}\right|$ Options:
  A) 12
  B) 10
  C) -1
  D) -2
  Show Answer
  The correct answer is D .
• Question 1102: A sector of angle 120° is cut out from a circle of radius 13.5cm. what area of the circle is remaining ? (π = $\frac{22}{7}$) Options:
  A) 14.1cm²
  B) 95.5cm²
  C) 190.9cm²
  D) 381.9cm²
  E) 763.7cm²
  Show Answer
  The correct answer is D .
• Question 1103: An arc of a circle of length 22 cm subtends an angle of 3x${}^{\circ }$ at the center of the circle. Find the value of x if the diameter of the circle is 14 cm Options:
  A) 60${}^{\circ }$
  B) 120${}^{\circ }$
  C) 180${}^{\circ }$
  D) 30${}^{\circ }$
  Show Answer
  The correct answer is A .
• Question 1104: If the price of oranges was raised by $\frac{1}{2}$k per orange. The number of oranges a customer can buy for ₦2.40 will be less by 16. What is the present price of an orange? Options:
  A) 2$\frac{1}{2}$
  B) $\frac{2}{15}$
  C) 5$\frac{1}{3}$
  D) 20
  Show Answer
  The correct answer is A .
• Question 1105: A circle with radius 5cm has its radius increasing at the rate of 0.2m/s. What will be the corresponding increase in the area? Options:
  A) 2π
  B) 5π
  C) π
  D) 4π
  Show Answer
  The correct answer is A .
• Question 1106:

  

  The shaded portion in the graph is represented by

  Options:
  A) y + x - x $\le$ 0, y - x $\le$ 0
  B) y - x + x, 3 $\le$ 0, y - x $\ge$ 0
  C) y + x - 3 $\ge$ 0, y + x $\le$ 0
  D) y - x + x3 $\ge$ 0, y + x $\le$ 0
  Show Answer
  The correct answer is C .
• Question 1107: 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 1108: Solve the inequality 2 - x > x².
  Options:
  A) x < -2 or x > 1
  B) x > 2 or x< -1
  C) -1 < x < 2
  D) -2 < x < 1
  Show Answer
  The correct answer is D .
• Question 1109:

  Evaluate $\frac{(\frac{3}{8}÷\frac{1}{2}+\frac{1}{2})}{(\frac{1}{8}\times \frac{2}{3}+\frac{1}{3})}$

  Options:
  A) ¹/₄
  B) ¹/₃
  C) ¹/₂
  D) 3
  Show Answer
  The correct answer is D .
• Question 1110: Find correct to one decimal place, 0.24633 $÷$ 0.0306 Options:
  A) 0.8
  B) 1.8
  C) 8.0
  D) 8.1
  Show Answer
  The correct answer is D .