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: P and Q are fixed points and X is a variable point which moves so that angle PXO = 45^o. What is the locus of x? Options:
  A) A pair of straight lines parallel to PQ
  B) The perpendicular bisector of PQ
  C) An arc of a circle passing through P and Q
  D) A circle with diameter PQ
  E) The bisector of angle PXQ
  Show Answer
  The correct answer is A .
• Question 962: A straight lie y = mx meets the curve y = x² - 12x + 40 in two distinct points. If one of them is (5, 5) find the other Options:
  A) (5, 6)
  B) (8, 8)
  C) (8, 5)
  D) (7,7)
  E) (7, 5)
  Show Answer
  The correct answer is E .
• Question 963:

  Find the equation of the line through (5,7) parallel to the line 7x + 5y = 12.

  Options:
  A) 5x + 7y = 20
  B) 7x + 5y = 70
  C) xy = 7
  D) 15x + 17y = 90
  Show Answer
  The correct answer is B .
• Question 964: Each of the interior angles of a regular polygon is 140^o. How many sides has the polygon? Options:
  A) 9
  B) 8
  C) 7
  D) 5
  Show Answer
  The correct answer is A .
• Question 965: Find the range of 4,9,6,3,2,8,10 and 11 Options:
  A) 11
  B) 9
  C) 8
  D) 4
  Show Answer
  The correct answer is B .
• Question 966: If two smaller sides of a right angled triangle are 4cm and 5cm, find its area Options:
  A) 10 cm²
  B) 6 cm²
  C) 24 cm²
  D) 8 cm²
  Show Answer
  The correct answer is A .
• Question 967: 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 968: The model height and range of heights 1.35, 1.25, 1.35, 1.40, 1.35, 1.50, 1.35, 1.50, and 1.20 are m and r respectively. Find m+2r. Options:
  A) 1.35
  B) 1.65
  C) 1.95
  D) 3.00
  Show Answer
  The correct answer is C .
• Question 969: If f (x) = 3x - 2, P = $\left(\begin{array}{cc}2& 1\\ -1& 0\end{array}\right)$ and I is 2 X 2 identity matrix, evaluate f(P) Options:
  A) $\left(\begin{array}{cc}6& 3\\ -3& 0\end{array}\right)$
  B) $\left(\begin{array}{cc}2& 0\\ 0& 2\end{array}\right)$
  C) $\left(\begin{array}{cc}8& 3\\ -3& 2\end{array}\right)$
  D) $\left(\begin{array}{cc}4& 3\\ -3& -2\end{array}\right)$
  Show Answer
  The correct answer is D .
• Question 970:

  

  In the figure, YXZ = 30${}^{\circ }$, XYZ = 105${}^{\circ }$ and XY = 8cm. Calculate YZ

  Options:
  A) 16$\sqrt{2}$cm
  B) 8$\sqrt{2}$cm
  C) 4$\sqrt{2}$cm
  D) 22cm
  Show Answer
  The correct answer is C .