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 961: 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 962:

  Find the mean deviation of 1, 2, 3 and 4

  Options:
  A) 1.0
  B) 1.5
  C) 2.0
  D) 2.5
  Show Answer
  The correct answer is A .
• Question 963: The locus of a point equidistant from the intersection of lines 3x - 7y + 7 = 0 and 4x - 6y + 1 = 0 is a Options:
  A) line parallel to 7x + 13y + 8 = 0
  B) circle
  C) semicircle
  D) bisector of the line 7x + 13y + 8 = 0
  Show Answer
  The correct answer is A .
• Question 964: If x + $\frac{1}{x}$ = 4, find x² + $\frac{1}{x^2}$ Options:
  A) 16
  B) 14
  C) 12
  D) 9
  Show Answer
  The correct answer is B .
• Question 965: Evaluate $\left|\begin{array}{ccc}4& 2& -1\\ 2& 3& -1\\ -1& 1& 3\end{array}\right|$ Options:
  A) 25
  B) 45
  C) 15
  D) 55
  Show Answer
  The correct answer is A .
• Question 966: Twenty girls and y boys sat on an examination. The mean marks obtained by the girls and boys were 52 and 57 respectively. if the total score for both girls and boys was 2950, find y. Options:
  A) 51
  B) 48
  C) 30
  D) 25
  E) 18
  Show Answer
  The correct answer is C .
• Question 967: Simplify $\sqrt{\frac{(0.0023\ast 750)}{(0.00345\ast 1.25)}}$ Options:
  A) 15
  B) 20
  C) 40
  D) 75
  Show Answer
  The correct answer is B .
• Question 968:
  

  Calculate the area of the composite figure above.

  Options:
  A) 6048 m${}^2$
  B) 3969 m${}^2$
  C) 4628 m${}^2$
  D) 5834 m${}^2$
  Show Answer
  The correct answer is B .
• Question 969: Solve for x in the equation x³ - 5x² - x + 5 = 0 Options:
  A) 1, - 1, or 5
  B) 1, 1, or -5
  C) -1, 1, or -5
  D) 1, 1, or 5
  Show Answer
  The correct answer is A .
• Question 970: Factorize (4a + 3)² - (3a - 2)² Options:
  A) (a + 1)(a + 5)
  B) (a - 5)(7a - 1)
  C) (a + 5)(7a + 1)
  D) a(7a + 1)
  Show Answer
  The correct answer is C .