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 1461:

  

  Find the inequality which represents the shaded portion in the diagram

  Options:
  A) 2x - y - 2 $\ge$ 0
  B) 2x - y - 2 $\le$ 0
  C) 2x - y - 2 < 0
  D) 2x - y - 2 > 0
  Show Answer
  The correct answer is A .
• Question 1462: Finds a positive value of p if the expression 2x² - px + p leaves a remainder 6 when divided by x - p and q Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is B .
• Question 1463: A man invests a sum of money at 4% per annum simple invest. After 3 years, the principal amounts to ₦7,000.00. Find the sum invested Options:
  A) ₦7,840
  B) ₦6,250.00
  C) ₦616.00
  D) ₦5,833.33
  Show Answer
  The correct answer is B .
• Question 1464:

  

  Using $△$XYZ in the figure, find XYZ.

  Options:
  A) 29${}^{\circ }$
  B) 31${}^{\circ }$
  C) 31${}^{\circ }$ 20'
  D) 31${}^{\circ }$ 18'
  Show Answer
  The correct answer is D .
• Question 1465: If $\frac{(2\sqrt{3}-\sqrt{2})}{(\sqrt{3}+2\sqrt{2})}=m+n\sqrt{6}$, find the values of m and n respectively. Options:
  A) 1, -2
  B) -2, 1
  C) $\frac{-2}{5}$, 1
  D) 2, 3/5
  Show Answer
  The correct answer is B .
• Question 1466: Make T the subject of the equation $\frac{av}{1-v}$ = $\sqrt{\frac{2v+T}{a+2T}}$ Options:
  A) T = $\frac{3av}{1-v}$
  B) T = $\frac{1+v}{2a^2{v}^3}$
  C) T = $\frac{2v(1-v{)}^3-a^4{v}^3}{2a^3{v}^3+(1-v{)}^2}$
  D) $\frac{2v(1-v{)}^3-a^4{v}^3}{2a^3{v}^3-(1-v{)}^3}$
  Show Answer
  The correct answer is D .
• Question 1467:

  Find the value of x at the minimum point of the curve y = x³ + x² - x + 1

  Options:
  A) $\frac{1}{3}$
  B) -$\frac{1}{3}$
  C) 1
  D) -1
  Show Answer
  The correct answer is A .
• Question 1468:

  The angle of a sector of acircle, radius 10.5cm, is 48°,Calculate the perimeter of the sector

  Options:
  A) 8.8cm
  B) 25.4cm
  C) 25.6cm
  D) 29.8cm
  Show Answer
  The correct answer is D .
• Question 1469: Given that 10^x = 0.2 and log₁₀2 = 0.3010, find x Options:
  A) -1.3010
  B) -0.6990
  C) 0.6990
  D) 1.3010
  E) 0.02
  Show Answer
  The correct answer is B .
• Question 1470: Simplify $\frac{1}{p}$ - $\frac{1}{q}$ + $\frac{p}{q}$ - $\frac{q}{p}$ Options:
  A) $\frac{1}{p-q}$
  B) $\frac{-1}{p+q}$
  C) $\frac{1}{pq}$
  D) $\frac{1}{pq(p-q)}$
  Show Answer
  The correct answer is B .