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 2891:

  

  The sketch is the curve of y = ax² + bx + c. Find a, b and c respectively

  Options:
  A) 1, 0, -4
  B) -2, 2, -4
  C) 0, 1, -4
  D) 2, -2, -4
  E) 2, -2, -4
  Show Answer
  The correct answer is A .
• Question 2892: Find all real numbers x which satisfy the inequality $\frac{1}{3}$(x + 1) - 1 > $\frac{1}{5}$(x + 4)
  Options:
  A) x < 11
  B) x < -1
  C) x > 6
  D) x > 11
  Show Answer
  The correct answer is D .
• Question 2893: 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 2894: What is the mean deviation of x, 2x, x+1 and 3x. If their mean is 2? Options:
  A) 0.5
  B) 1.0
  C) 1.5
  D) 2.0
  Show Answer
  The correct answer is A .
• Question 2895: Find the reciprocal of $\frac{\frac{2}{3}}{\frac{1}{2}+\frac{1}{3}}$ Options:
  A) $\frac{4}{5}$
  B) $\frac{5}{4}$
  C) $\frac{2}{5}$
  D) $\frac{6}{7}$
  Show Answer
  The correct answer is B .
• Question 2896: Find the derivative of y = sin(2x³ + 3x - 4) Options:
  A) cos (2x³ + 3x - 4)
  B) -cos (2x³ + 3x - 4)
  C) (6x² + 3) cos (2x³ + 3x - 4)
  D) -(6x² + 3) cos (2x³ + 3x - 4)
  Show Answer
  The correct answer is C .
• Question 2897:

  The pie chart shows the monthly expenditure of a public servant. The monthly expenditure on housing is twice that of school fees. How much does the worker spend on housing if his monthly income is ₦7200?

  Options:
  A) ₦1000
  B) ₦2000
  C) ₦3000
  D) ₦4000
  Show Answer
  The correct answer is B .
• Question 2898:

  

  In the diagram above, a cylinder is summounted by a hemisphere bowl. Calculate the volume of the solid.

  Options:
  A) 180 πcm³
  B) 162 πcm³
  C) 216 πcm³
  D) 198 πcm³
  Show Answer
  The correct answer is D .
• Question 2899:

  

  The figure FGHK is a rhombus. What is the value of angle X?

  Options:
  A) 30${}^{\circ }$
  B) 90${}^{\circ }$
  C) 150${}^{\circ }$
  D) 120${}^{\circ }$
  E) 60${}^{\circ }$
  Show Answer
  The correct answer is D .
• Question 2900: 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 .