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 141: Given that log 2 = 0.3010, log 7 = 0.8451. Evaluate log 112. Options:
  A) 2.1461
  B) 2.0491
  C) 3.1461
  D) 2.5441
  Show Answer
  The correct answer is B .
• Question 142: Simplify $\frac{4a^2-49b^2}{2a^2-5ab-7b^2}$ Options:
  A) $\frac{a-b}{2a+b}$
  B) $\frac{2a+7b}{a-b}$
  C) $\frac{2a-7b}{a+b}$
  D) $\frac{2a-7b}{a-b}$
  Show Answer
  The correct answer is D .
• Question 143:

  Find the compound interest (CI) on ₦15,700 for 2 years at 8% per annum compounded annually.

  Options:
  A) ₦6,212.48
  B) ₦2,834.48
  C) ₦18,312.48
  D) ₦2,612.48
  Show Answer
  The correct answer is D .
• Question 144: Bola choose at random a number between 1 and 300. What is the probability that the number is divisible by 4? Options:
  A) $\frac{1}{4}$
  B) $\frac{4}{4}$
  C) $\frac{6}{4}$
  D) $\frac{7}{4}$
  Show Answer
  The correct answer is A .
• Question 145:

  Divide the expression x³ + 7x² - x - 7 by -1 + x²

  Options:
  A) -x³ + 7x² - x - 7
  B) -x³ = 7x + 7
  C) x - 7
  D) x + 7
  Show Answer
  The correct answer is D .
• Question 146:

  In triangle FGB, < G = 90°, < H = 60°, while in triangle XYZ, < X = 60° and < Y = 30°. Form XYZ write down the ratio equal to $\frac{FG}{FH}$

  Options:
  A) $\frac{YX}{ZX}$
  B) $\frac{YX}{YZ}$
  C) $\frac{ZX}{YZ}$
  D) $\frac{YZ}{XY}$
  Show Answer
  The correct answer is D .
• Question 147: Simplify 1¼ ÷ (2 ÷ ¼ of 28) Options:
  A) 1 $\frac{3}{8}$
  B) 2 $\frac{3}{4}$
  C) 4 $\frac{3}{8}$
  D) 3 $\frac{1}{5}$
  Show Answer
  The correct answer is C .
• Question 148:

  If P varies inversely as the square root of q, where p = 3 and q = 16, find the value of q when p = 4.

  Options:
  A) 12
  B) 8
  C) 9
  D) 16
  Show Answer
  The correct answer is C .
• Question 149: A woman buys 270 oranges for ₦1800.00 and seels at 5 for ₦40.00. What is her profit? Options:
  A) ₦2,160.00
  B) ₦1, 620.00
  C) ₦630.00
  D) ₦360.00
  Show Answer
  The correct answer is D .
• Question 150:

  Find the value of x at the minimum point of the curve y = x³ + x² - x + 1

  Options:
  A) $\frac{1}{3}$
  B) -$\frac{1}{3}$
  C) 1
  D) -1
  Show Answer
  The correct answer is A .