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 1531: The ratio of the base area of a hollow cone to that of its curved surface is 1:4. If its base radius is 7cm, calculate the slant height of the cone Options:
  A) 7cm
  B) 22cm
  C) 28cm
  D) 49cm
  E) 154cm
  Show Answer
  The correct answer is C .
• Question 1532:

  Determine the area of the region bounded by y = $2x^2$ + 10 andY= $4x+16$.

  Options:
  A) 18
  B) $\frac{-10}{3}$
  C) $\frac{44}{3}$
  D) $\frac{64}{3}$
  Show Answer
  The correct answer is D .
• Question 1533: Arrange and $\frac{3}{5}$,$\frac{9}{16}$, $\frac{34}{59}$ and $\frac{71}{97}$ in ascending order of magnitude. Options:
  A) $\frac{3}{5}$, $\frac{9}{16}$, $\frac{34}{59}$, $\frac{71}{97}$
  B) $\frac{9}{16}$, $\frac{34}{59}$, $\frac{3}{5}$ , $\frac{71}{97}$
  C) $\frac{3}{5}$, $\frac{9}{16}$, $\frac{71}{97}$, $\frac{34}{59}$
  D) $\frac{9}{16}$, $\frac{3}{5}$, $\frac{71}{97}$, $\frac{34}{59}$
  Show Answer
  The correct answer is B .
• Question 1534:

  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 1535:

  

  In the figure, FGHJ is a circle of radius 3cm centre O. FOH, GOJ are perpendicular diameters. With G as centre of an arc of a circle is drawn to pass through F and H. Find the length of the perimeter of the lunar portion shaded.

  Options:
  A) 3$\pi$$\sqrt{2-1}$cm
  B) $\frac{9}{2}$$\pi$cm
  C) 3 $\pi$(1 + $\frac{2}{2}$)
  D) 3(1 + $\frac{2}{2}$)
  Show Answer
  The correct answer is C .
• Question 1536: The diagonals of a rhombus are 16cm and 30cm long. What is the perimeter of the rhombus Options:
  A) 68cm
  B) 72cm
  C) 80cm
  D) 88cm
  E) 92cm
  Show Answer
  The correct answer is A .
• Question 1537: Factorize completely (4x + 3y)² - (3x - 2y)² Options:
  A) (x + 5y)(7x + y)
  B) (x + 5y)(7x - y)
  C) (x - 5y)(7x + y)
  D) (x - 5y)(7x -y)
  Show Answer
  The correct answer is A .
• Question 1538: Calculate the logarithm to base 9 of 3^-4 * 9² * (81)^-1 Options:
  A) 2
  B) zero
  C) -2
  D) -4
  Show Answer
  The correct answer is C .
• Question 1539: Simplify $\frac{3\frac{2}{3}\times \frac{5}{6}\times \frac{2}{3}}{\frac{11}{15}\times \frac{3}{4}\times \frac{2}{27}}$ Options:
  A) $5\frac{2}{3}$
  B) 30
  C) $4\frac{1}{3}$
  D) 50
  Show Answer
  The correct answer is D .
• Question 1540: If 2257 is the result of subtracting 4577 from 7056 in base n, find n Options:
  A) 8$\frac{17}{30}$
  B) 9$\frac{9}{10}$
  C) 10$\frac{1}{10}$
  D) 11$\frac{11}{36}$
  Show Answer
  The correct answer is A .