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 851:

  At what rate would a sum of N100.00 deposited for 5 years raise an interest of N7.50?

  Options:
  A) $\frac{1}{2}$%
  B) 2$\frac{1}{2}$%
  C) 1.5%
  D) 25%
  Show Answer
  The correct answer is C .
• Question 852:
  

  If in the diagram above, FG is parallel to KM, find the value of x

  Options:
  A) 75^o
  B) 95^o
  C) 105^o
  D) 125^o
  Show Answer
  The correct answer is B .
• Question 853: The locus of a point which is equidistant from two given fixed points is the Options:
  A) perpendicular bisector of the straight line joining them
  B) parallel line to the straight line joining them
  C) transverse to the straight line joining them
  D) angle bisector of 90^o which the straight line joining them makes with the horizontal
  Show Answer
  The correct answer is A .
• Question 854:

  The area of a trapezium is 200 cm${}^2$. Its parallel sides are in the ratio 2 : 3 and the perpendicular distance between them is 16 cm. Find the length of each of the parallel sides.

  Options:
  A) 10 cm and 15 cm
  B) 8 cm and 12 cm
  C) 6 cm and 9 cm
  D) 12 cm and 18 cm
  Show Answer
  The correct answer is A .
• Question 855:

  If (x - a) is a factor of bx - ax + x², find the other factor.

  Options:
  A) (x + b)
  B) (x - b)
  C) (a + b)
  D) (a - b)
  Show Answer
  The correct answer is A .
• Question 856:

  If P varies inversely as V and V varies directly as R², find the relationship between P and R given that R = 7 when P = 2.

  Options:
  A) P = 98R²
  B) PR² = 98
  C) P = $\frac{1}{98R^2}$
  D) P = $\frac{P{R}^2}{98}$
  Show Answer
  The correct answer is B .
• Question 857:

  

  Find the value of x in the diagram.

  Options:
  A) 10°
  B) 28°
  C) 36°
  D) 40°
  Show Answer
  The correct answer is D .
• Question 858: If tan θ = ⁵/₄, find sin²θ - cos²θ. Options:
  A) ⁵/₄
  B) ⁴¹/₉
  C) ⁹/₄₁
  D) 1
  Show Answer
  The correct answer is C .
• Question 859:

  

  PQ is parallel to RS. Calculate the value of x.

  Options:
  A) 20${}^{\circ }$
  B) 40${}^{\circ }$
  C) 60${}^{\circ }$
  D) 80${}^{\circ }$
  E) 100${}^{\circ }$
  Show Answer
  The correct answer is B .
• Question 860: The probability of a student passing any exam is 2/3. If the student takes three exams, what is the probability that he will not pass any of them? Options:
  A) 2/3
  B) 4/9
  C) 8/27
  D) 1/27
  Show Answer
  The correct answer is D .