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 981: Find the point (x, y) on the Euclidean plane where the curve y = 2x² - 2x + 3 has 2 as gradient Options:
  A) (1, 3)
  B) (2, 7)
  C) (0, 3)
  D) (3, 15)
  Show Answer
  The correct answer is A .
• Question 982: Find the range of values of x for which 3x - 7 $\le$ 0 and x + 5 > 0
  Options:
  A) -5 < x < $\frac{7}{3}$
  B) -5 $\le$ x $\le$ $\frac{7}{3}$
  C) -5 < x $\le$ $\frac{7}{3}$
  D) -5 $\le$ x < $\frac{7}{3}$
  Show Answer
  The correct answer is C .
• Question 983: A solid sphere of radius 3cm, a solid right cone of radius 3cm and height 12cm and a solid right circular cycular of radius 3cm and height 4cm.Which of the following statements is true? Options:
  A) the volume of the sphere is greater than the volume of the cone
  B) the volume of the cone is less than the volume of the cylinder
  C) the total surface area of the cone is greater than that of the sphere
  D) The total surface area of the cylinder is less than that of the sphere
  E) the total sufeac area of the cone is equal to that of the cylinder
  Show Answer
  The correct answer is C .
• Question 984:

  Find the value of $\frac{(0.5436{)}^3}{0.017\times 0.219}$ to 3 significant figures.

  Options:
  A) 46.2
  B) 43.1
  C) 534
  D) 431
  Show Answer
  The correct answer is B .
• Question 985: The bearings of P and Q from a common point N are 020° and 300° respectively. If P and Q are also equidistant from N, find the bearing of P from Q. Options:
  A) 040°
  B) 070°
  C) 280°
  D) 320°
  Show Answer
  The correct answer is B .
• Question 986: A man invests a sum of money at 4% per annum simple invest. After 3 years, the principal amounts to ₦7,000.00. Find the sum invested Options:
  A) ₦7,840
  B) ₦6,250.00
  C) ₦616.00
  D) ₦5,833.33
  Show Answer
  The correct answer is B .
• Question 987: Let p be a probability function on set S, where S = (a₁, a₂, a₃, a₄). Find P(a₁) if P(a₂) = $\frac{1}{3}$, p(a₃) = $\frac{1}{6}$ and p(a₄) = $\frac{1}{5}$ Options:
  A) $\frac{7}{3}$
  B) $\frac{2}{3}$
  C) $\frac{1}{3}$
  D) $\frac{3}{10}$
  Show Answer
  The correct answer is D .
• Question 988:

  

  The shaded portion in the graph is represented by

  Options:
  A) y + x - x $\le$ 0, y - x $\le$ 0
  B) y - x + x, 3 $\le$ 0, y - x $\ge$ 0
  C) y + x - 3 $\ge$ 0, y + x $\le$ 0
  D) y - x + x3 $\ge$ 0, y + x $\le$ 0
  Show Answer
  The correct answer is C .
• Question 989: The radius of a circle is increasing at the rate of 0.02cms^-1. Find the rate at which the area is increasing when the radius of the circle is 7cm. Options:
  A) 0.75cm²S^-1
  B) 0.53cm²S^-1
  C) 0.35cm²S^-1
  D) 0.88cm²S^-1
  Show Answer
  The correct answer is D .
• Question 990: Find the sum to infinity to the following series 3 + 2 + $\frac{4}{3}$ + $\frac{8}{9}$ + $\frac{16}{17}$ + ..... Options:
  A) 1270
  B) 190
  C) 18
  D) 9
  Show Answer
  The correct answer is D .