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 2121: Find the range of the following set of numbers 0.4, −0.4, 0.3, 0.47, −0.53, 0.2 and −0.2 Options:
  A) 1.03
  B) 0.07
  C) 0.03
  D) 1.0
  Show Answer
  The correct answer is D .
• Question 2122: Express $\frac{1}{X^3-1}$ in partial fractions Options:
  A) 1/3{(1/x-1)-(x-2/x²-x+1)}
  B) 1/3{(1/x-1)-(x+2/x²+x+1)}
  C) 1/3{(1/x-1)-(x-2/x²+x+1)}
  D) 1/3{(1/x-1)-(x-2/x²-x-1)}
  Show Answer
  The correct answer is B .
• Question 2123: 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 2124: The fifth term of an A.P is 24 and the eleventh term is 96. Find the first term. Options:
  A) 12
  B) 4
  C) -12
  D) -24
  Show Answer
  The correct answer is D .
• Question 2125: Solve for x if 25^x + 3(5^x) = 4 Options:
  A) 1 or -4
  B) zero
  C) 1
  D) -4 or o
  Show Answer
  The correct answer is B .
• Question 2126: 4sin² x - 3 = 0, find x if 0 $\ge$ x $\ge$ 90^o Options:
  A) 30^o
  B) 45^o
  C) 60^o
  D) 9^o
  Show Answer
  The correct answer is C .
• Question 2127:

  Find the distance between the points (-2, -3) and (-2, 4).

  Options:
  A) 3.0m
  B) 2.4m
  C) 3.2m
  D) 7.0m
  Show Answer
  The correct answer is D .
• Question 2128:

  Two dice are tossed. What is the probability that the total score is a prime number.

  Options:
  A) $\frac{5}{12}$
  B) $\frac{5}{9}$
  C) $\frac{1}{6}$
  D) $\frac{1}{3}$
  Show Answer
  The correct answer is A .
• Question 2129:

  Integrate $\int (4x^{-3}-7x^2+5x-6)\mathrm{d}x$.

  Options:
  A) $-2x^{-2}-\frac{7}{3}{x}^3+\frac{5}{2}{x}^2-6x$
  B) $2x^2+\frac{7}{3}{x}^3-5x+6$
  C) $12x^2+14x-5$
  D) $-12x^{-4}-14x+5$
  Show Answer
  The correct answer is A .
• Question 2130: The ratio of the base area of a hollow cone to that of its curved surface is 1:4. If its base radius is 7cm, calculate the slant height of the cone Options:
  A) 7cm
  B) 22cm
  C) 28cm
  D) 49cm
  E) 154cm
  Show Answer
  The correct answer is C .