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 891: A sector of angle 120° is cut out from a circle of radius 13.5cm. what area of the circle is remaining ? (π = $\frac{22}{7}$) Options:
  A) 14.1cm²
  B) 95.5cm²
  C) 190.9cm²
  D) 381.9cm²
  E) 763.7cm²
  Show Answer
  The correct answer is D .
• Question 892: Write down the number 0.0052048 correct to three significant figures Options:
  A) 0.005
  B) 0.0052
  C) 0.00520
  D) 5.2048
  E) 5204
  Show Answer
  The correct answer is C .
• Question 893: 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 894: Find the locus of point equidistant from two straight lines y - 5 = 0 and y - 3 = 0 Options:
  A) y - 2 = 0
  B) y - 4 = 0
  C) y - 1 = 0
  D) y - 3 = 0
  Show Answer
  The correct answer is B .
• Question 895:

  The simple interest on ₦8550 for 3 years at x% per annum is ₦4890. Calculate the value of x to the nearest whole number.

  Options:
  A) 19%
  B) 20%
  C) 25%
  D) 16.3%
  Show Answer
  The correct answer is A .
• Question 896: The locus of a point which is 5 cm from the line LM is a Options:
  A) line distance 10 cm from LM and parallel to LM
  B) pair of line on opposite sides of LM and parallel to it, each distance 5 cm from LM
  C) line parallel to LM and 5 cm from LM
  D) pair of parallel lines on one side of LM and parallel to LM
  Show Answer
  The correct answer is B .
• Question 897: 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 898: A square of cardboard is taped at the perimeter by a piece of ribbon 20cm long. What is the area of the board? Options:
  A) 20sq.cm
  B) 100sq.cm
  C) 25sq.cm
  D) 16sq.cm
  E) 36sq.cm
  Show Answer
  The correct answer is C .
• Question 899: In $△$XYZ, XY = 3cm, XZ = 5cm and YZ = 7cm. If the bisector of XYZ meets XZ at W, what is the length of XW? Options:
  A) 1.5cm
  B) 2.5cm
  C) 3cm
  D) 4cm
  E) None of the above
  Show Answer
  The correct answer is A .
• Question 900:

  

  In the fiqure where PQRTU is a circle, ISTI = IRSI and angle TSR = 52${}^{\circ }$. Find the angle marked m.

  Options:
  A) 128${}^{\circ }$
  B) 52${}^{\circ }$
  C) 104${}^{\circ }$
  D) 64${}^{\circ }$
  E) 116${}^{\circ }$
  Show Answer
  The correct answer is E .