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 2511: Evaluate ut - $\frac{1}{2}$ft² when t = 5, u = -20 and f = 10 Options:
  A) 225
  B) 72
  C) -75
  D) -125
  E) -225
  Show Answer
  The correct answer is E .
• Question 2512: Find the derivative of y = sin²(5x) with respect to x. Options:
  A) 10 sin 5x cos 5x
  B) 5 sin5x cos 5x
  C) 2 sin 5x cos 5x
  D) 15 sin 5x cos 5x
  Show Answer
  The correct answer is A .
• Question 2513: Simplify $\frac{3}{5}÷(\frac{2}{7}\times \frac{4}{3}÷\frac{4}{9})$ Options:
  A) $\frac{4}{5}$
  B) $\frac{7}{10}$
  C) $\frac{6}{6}$
  D) $\frac{21}{6}$
  Show Answer
  The correct answer is B .
• Question 2514:

  Express the product of 0.0014 and 0.011 in standard form

  Options:
  A) 1.54 x 10${}^{-2}$
  B) 1.54 x 10${}^{-3}$
  C) 1.54 x 10${}^{-2}$
  D) 1.54 x 10${}^{-5}$
  Show Answer
  The correct answer is D .
• Question 2515: 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 2516: If f(x - 2) = 4x² + x + 7, find f(1) Options:
  A) 12
  B) 27
  C) 7
  D) 46
  E) 17
  Show Answer
  The correct answer is D .
• Question 2517:

  Find the gradient of the line passing through the points (-2, 0) and (0, -4)

  Options:
  A) 2
  B) -4
  C) -2
  D) 4
  Show Answer
  The correct answer is C .
• Question 2518: 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 2519: Find the acute angle between the straight lines y = x and y = $\sqrt{3x}$ Options:
  A) 15^o
  B) 30^o
  C) 45^o
  D) 60^o
  Show Answer
  The correct answer is B .
• Question 2520: Find the standard derivation of the following data -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5 Options:
  A) 2
  B) 3
  C) $\sqrt{10}$
  D) $\sqrt{11}$
  Show Answer
  The correct answer is C .