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 731: If P = 18, Q = 21, R = -6 and S = -4, Calculate $\frac{(P-Q{)}^3+S^2}{R^3}$ + S² Options:
  A) $\frac{-11}{216}$
  B) $\frac{11}{216}$
  C) $\frac{-43}{116}$
  D) $\frac{43}{116}$
  Show Answer
  The correct answer is B .
• Question 732: Evaluate ${\int }_0^{\frac{\pi }{0}}sin2xdx$ Options:
  A) 1
  B) zero
  C) -1/2
  D) -1
  Show Answer
  The correct answer is A .
• Question 733:

  

  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 734:

  Evaluate $\frac{2{\log }_{3}9\times {\log }_3{81}^{-2}}{{\log }_{5}625}$

  Options:
  A) 4
  B) -32
  C) -8
  D) 16
  Show Answer
  The correct answer is C .
• Question 735: Calculate the area of a parallelogram whose diagonals are of length 8cm and 12cm and intersect at an angle of 135° Options:
  A) 271.5cm²
  B) 135.8cm²
  C) 96.0cm²
  D) 48.0cm²
  E) 33.9cm²
  Show Answer
  The correct answer is E .
• Question 736: A student spent $\frac{1}{5}$ of his allowances on books, $\frac{1}{3}$ of the remainder on food and kept the rest for contingences. What fraction was kept? Options:
  A) $\frac{7}{16}$
  B) $\frac{8}{15}$
  C) $\frac{2}{3}$
  D) $\frac{4}{5}$
  Show Answer
  The correct answer is B .
• Question 737:

  If three staff of Chukwudi and Sons Ltd. agreed to share their salary arrears in the ration of their ages, which are 18 years, 20 years, 22 years respectively. If the sum of the money collected is ₦120,000.00K, How much does the second staff receive?

  Options:
  A) ₦36,000
  B) ₦44,000
  C) ₦40,000
  D) ₦15,000
  Show Answer
  The correct answer is C .
• Question 738: Evaluate ∫sin 3x dx Options:
  A) (2/3) cos 3x + c
  B) (1/3) cos 3x + c
  C) (-1/3) cos 3x + c
  D) (-2/3) cos 3x + c
  Show Answer
  The correct answer is C .
• Question 739: x varies directly as y and inversely as z. when x = 5, y = 2 and z = 1. What is the value of x when y = 5 and z = 2? Options:
  A) 2.5
  B) 5
  C) 6.25
  D) 6.52
  E) 7.5
  Show Answer
  The correct answer is C .
• Question 740: 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 .