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 1011:

  Differentiate the function y = $\sqrt[3]{x^2}(2x-x^2)$

  Options:
  A) $\frac{dy}{dx}=\frac{10x^{5/3}}{3}-\frac{8x^{2/3}}{3}$
  B) $\frac{dy}{dx}=\frac{10x^{2/3}}{3}-\frac{8x^{5/3}}{3}$
  C) $\frac{dy}{dx}=\frac{10x^{5/3}}{3}-\frac{8x^{5/3}}{3}$
  D) $\frac{dy}{dx}=\frac{10x^{2/3}}{3}-\frac{8x^{2/3}}{3}$
  Show Answer
  The correct answer is B .
• Question 1012: Factorize completely (4x + 3y)² - (3x - 2y)² Options:
  A) (x + 5y)(7x + y)
  B) (x + 5y)(7x - y)
  C) (x - 5y)(7x + y)
  D) (x - 5y)(7x -y)
  Show Answer
  The correct answer is A .
• Question 1013: Calculate the area of a parallelogram whose diagonals are of length 8cm and 12cm and intersect at an angle of 135° Options:
  A) 271.5cm²
  B) 135.8cm²
  C) 96.0cm²
  D) 48.0cm²
  E) 33.9cm²
  Show Answer
  The correct answer is E .
• Question 1014: A square tile has side 30cm. How many of these tiles will cover a rectangular floor of length 7.2m and width 4.2? Options:
  A) 336
  B) 420
  C) 576
  D) 720
  Show Answer
  The correct answer is A .
• Question 1015: Given that Z = {1,2,4,5} what is the power of set Z? Options:
  A) 16
  B) 8
  C) 10
  D) 12
  Show Answer
  The correct answer is A .
• Question 1016: Simplify $\frac{324-4x^2}{2x+18}$ Options:
  A) 2(x - 9)
  B) 2(9 + x)
  C) 81 - x²
  D) -2(x - 9)
  Show Answer
  The correct answer is D .
• Question 1017: Find the mean deviation of 20, 25, 21, 27, 28, 29, to the nearest whole number Options:
  A) 2
  B) 3
  C) 4
  D) 5
  E) 6
  Show Answer
  The correct answer is B .
• Question 1018: 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 1019: Convert 241 in base 5 to base 8, Options:
  A) 71₈
  B) 107₈
  C) 176₈
  D) 241₈
  Show Answer
  The correct answer is B .
• Question 1020: Find the mean deviation of 20, 25, 21, 27, 28, 29, to the nearest whole number Options:
  A) 2
  B) 3
  C) 4
  D) 5
  E) 6
  Show Answer
  The correct answer is B .