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 141: Find the distance between two towns p(45^o N, 30^oW) and Q(15^oS, 30^oW) if the radius of the earth is 7000km. [$\pi =\frac{22}{7}$] Options:
  A) $\frac{1100}{3}$km
  B) $\frac{2200}{3}$km
  C) $\frac{22000}{3}$km
  D) $\frac{1100}{3}$km
  Show Answer
  The correct answer is C .
• Question 142:

  The area of an ellipse is 132cm². The length of its major axis is 14cm. Find the length of it minor axis.

  Options:
  A) 10.5cm
  B) 5cm
  C) 10cm
  D) 12cm
  Show Answer
  The correct answer is D .
• Question 143: Multiply x² + x + 1 by x² - x + 1 Options:
  A) x⁴ - x + x²
  B) x⁴ - x² + x²
  C) x⁴ + x² + 1
  D) x⁴ + x²
  Show Answer
  The correct answer is C .
• Question 144:

  Find the distance between the points ($\frac{1}{2}$, -$\frac{1}{2}$).

  Options:
  A) 1
  B) 0
  C) √3
  D) √2
  Show Answer
  The correct answer is D .
• Question 145: John gives one-third of his money to Janet who has ₦105.00. He then finds that his money is reduced to one-fourth of what Janet now has. Find how much money john has at first Options:
  A) ₦45.00
  B) ₦48.00
  C) ₦52.00
  D) ₦60.00
  E) ₦52.00
  Show Answer
  The correct answer is A .
• Question 146: Factorize x² + 2a + ax + 2x Options:
  A) (x + 2a)(x + 1)
  B) (x + 2a)(x - 1)
  C) (x² - 1)(x - a)
  D) (x + 2)(x + a)
  Show Answer
  The correct answer is D .
• Question 147:

  Find the range of values of x for which $\frac{(x+2)}{4}-\frac{2x-3}{3}<4$

  Options:
  A) x > -6
  B) x > -3
  C) x < 8
  D) x < 4
  Show Answer
  The correct answer is A .
• Question 148: Express 130 kilometers per second in meters per hour Options:
  A) 7.8 x 10^-5
  B) 648 x 10⁶
  C) 7,800,00
  D) 4.68 x 10^-8
  E) 780 x 10⁵
  Show Answer
  The correct answer is D .
• Question 149: If x varies directly as √n and x = 9 when n = 9, find x when n = (17/9) Options:
  A) 4
  B) 27
  C) √3
  D) √17
  Show Answer
  The correct answer is D .
• Question 150:

  In a class of 40 students, 32 offer Mathematics, 24 offer Physics and 4 offer neither Mathematics nor Physics. How many offer both Mathematics and Physics?

  Options:
  A) 4
  B) 8
  C) 16
  D) 20
  Show Answer
  The correct answer is D .