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 601: A trader goes to Ghana for y days with y cedis. For the first x days, he spends X cedis per day. The amount he has to spend per day for the rest of his stay is Options:
  A) $\frac{y(y-x)}{y-x}$ cedis
  B) $\frac{Yy-Xx)}{y-x}$ cedis
  C) $\frac{Y-Xy)}{y-x}$ cedis
  D) $\frac{Y-X}{y-x}$ cedis
  E) $\frac{Y-Xx}{y-x}$ cedis
  Show Answer
  The correct answer is E .
• Question 602: Solve for x in the equation x³ - 5x² - x + 5 = 0 Options:
  A) 1, - 1, or 5
  B) 1, 1, or -5
  C) -1, 1, or -5
  D) 1, 1, or 5
  Show Answer
  The correct answer is A .
• Question 603:
  

  Find the volume of the cylinder above
  [Take $\pi {=}^{22}{/}_7$]

  Options:
  A) 9,856 cm${}^3$
  B) 14,784 cm${}^3$
  C) 4,928 cm${}^3$
  D) 19,712 cm${}^3$
  Show Answer
  The correct answer is B .
• Question 604: One angle of a rhombus is 60^o. The shorter of the two diagonals is 8cm long. Find the length of the longer one. Options:
  A) 8$\sqrt{3}$
  B) $\frac{16}{\sqrt{3}}$
  C) $\sqrt{3}$
  D) $\frac{10}{\sqrt{3}}$
  Show Answer
  The correct answer is A .
• Question 605: If sin $\theta$ = cos $\theta$, find $\theta$ between 0^o and 360^o Options:
  A) 45^o, 225^o
  B) 135^o, 315^o
  C) 45^o, 315^o
  D) 135^o, 225^o
  Show Answer
  The correct answer is C .
• Question 606: The set of value of x and y which satisfies the equations x² - y - 1 = 0 and y - 2x + 2 = 0 is Options:
  A) 1, 0
  B) 1, 1
  C) 2, 2
  D) 0, 2
  E) 1, 2
  Show Answer
  The correct answer is A .
• Question 607: The mean of a set of six numbers is 60. If the mean of the first five is 50, find the sixth number in the set. Options:
  A) 105
  B) 100
  C) 95
  D) 110
  Show Answer
  The correct answer is D .
• Question 608: Multiply (x + 3y + 5) by (2x² + 5y + 2) Options:
  A) 2x² + 3yx² + 10xy + 15y² + 13y + 10x² + 2x + 10
  B) 2x³ + 6yx² + 5xy + 5y² + 31y + 5x² + 2x + 10
  C) 2x³ + 6xy² + 5xy + 15y² + 12y + 10x² + 2x = 10
  D) 2x² + 6xy² + 5xy + 15y² + 13y + 10x² + 2x + 10
  E) 2x³ + 2yx² + 10xy + 10y² + 31y + 5x² + 10
  Show Answer
  The correct answer is B .
• Question 609: For an arithmetical sequence, the first term is 2 and the common difference is 3. Find the sum of the first 11 terms Options:
  A) 157
  B) 187
  C) 197
  D) 200
  Show Answer
  The correct answer is B .
• Question 610: Solve the equation cos x + sin x $\frac{1}{cosx-sinx}$ for values of such that 0 $\le$ x < 2$\pi$. Options:
  A) $\frac{\pi }{2}$, $\frac{3\pi }{2}$
  B) $\frac{\pi }{3}$, $\frac{2\pi }{3}$
  C) 0, $\frac{\pi }{3}$
  D) 0, $\pi$
  Show Answer
  The correct answer is D .