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 2681: Solve the quadratic inequalities x² - 5x + 6 ≥0 Options:
  A) x ≤ 2, x ≥ 3
  B) x ≤ 3, x ≥ 2
  C) x ≤ -2, x ≥ -3
  D) x ≤-3, x ≥ 2
  Show Answer
  The correct answer is A .
• Question 2682: Evaluate $\frac{81.81+99.44}{20.09+36.16}$ correct to 3 significant figures. Options:
  A) 6.24
  B) 3.22
  C) 2.78
  D) 2.13
  Show Answer
  The correct answer is B .
• Question 2683: On each market day Mrs. Bassey walks to the market from her home at a steady speed. This journey normally takes her 2 hours to complete. She finds, however, that by increasing her usual speed by 1 km/hr she can save 20 minutes. Find her usual speed in km/hr Options:
  A) 1$\frac{2}{3}$
  B) 2
  C) 5
  D) 6
  E) 10
  Show Answer
  The correct answer is C .
• Question 2684: The mean of 2-t, 4+t, 3-2t, 2+t and t-1 is Options:
  A) 2
  B) t
  C) -t
  D) -2
  Show Answer
  The correct answer is A .
• Question 2685:

  X is due east point of y on a coast. Z is another point on the coast but 6.0km due south of Y. If the distance ZX is 12km, calculate the bearing of Z from X

  Options:
  A) 240°
  B) 150°
  C) 60°
  D) 270°
  Show Answer
  The correct answer is A .
• Question 2686:

  

  In $△$ XYZ, XKZ = 90^O, XK = 15cm, XY = 35cm and YK = 8cm. Find the area of $△$XYZ

  Options:
  A) 190 sq.cm
  B) 20 sq.cm
  C) 210 sq.cm
  D) 160sq.cm
  E) 320sq.cm
  Show Answer
  The correct answer is C .
• Question 2687: 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 2688: A pyramid is constructed on a cuboid. The figure has Options:
  A) twelve faces
  B) thirteen vertices
  C) fourteen edges
  D) fifteen edges
  E) sixteen edges
  Show Answer
  The correct answer is E .
• Question 2689: A man walks 100 m due West from a point X to Y, he then walks 100 m due North to a point Z. Find the bearing of X from Z. Options:
  A) 195^o
  B) 135^o
  C) 225^o
  D) 045^o
  Show Answer
  The correct answer is B .
• Question 2690: If A = $\frac{1}{2}$h (a + b), make ‘a’ the subject of the formula Options:
  A) (2A – 2bh) ÷ b
  B) (2A – bh) ÷ h
  C) (2A – bh) ÷ b
  D) (A – 2bh) ÷ h
  E) (2A – h) ÷ bh
  Show Answer
  The correct answer is B .