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 1011: A cylindrical tank has a capacity of 6160m³. What is the depth of the tank if the radius of its base is 28cm? Options:
  A) 8.0m
  B) 7.5m
  C) 5.0m
  D) 2.5m
  Show Answer
  The correct answer is D .
• Question 1012: A sum of money invested at 5% per annum simple interest amounts to $285.20 after 3 years. How long will it take the same sum to amount to $434.00 at 7$\frac{1}{2}$% per annum simple interest? Options:
  A) 7$\frac{1}{2}$ years
  B) 10 years
  C) 5 years
  D) 12 years
  E) 14 years
  Show Answer
  The correct answer is B .
• Question 1013: If 8^{$\frac{x}{2}$} = (2^{$\frac{3}{8}$})(4$\frac{3}{4}$), find x Options:
  A) $\frac{3}{8}$
  B) $\frac{3}{4}$
  C) $\frac{4}{5}$
  D) $\frac{5}{4}$
  Show Answer
  The correct answer is D .
• Question 1014: The nth term of the sequence $\frac{3}{2}$, 3, 7, 16, 35, 74, ..., is Options:
  A) 3.2^{n - 2}
  B) 5.2^{n - 2} - n
  C) $\frac{3}{2}$n
  D) $\frac{3}{2}$ ^{n - 2}
  Show Answer
  The correct answer is B .
• Question 1015:

  Find the roots of x³ - 2x² - 5x + 6 = 0

  Options:
  A) 1, -2, 3
  B) 1, 2, -3
  C) -1, -2, 3
  D) -1, 2, -3
  Show Answer
  The correct answer is A .
• Question 1016:

  find the limit of y = $\frac{x^3+6x-7}{x-1}$ as x tends to 1

  Options:
  A) 9
  B) 8
  C) 0
  D) 7
  Show Answer
  The correct answer is A .
• Question 1017: Find the value of x for which the function f(x) = 2x³ - x² - 4x + 4 has a maximum value Options:
  A) $\frac{2}{3}$
  B) 1
  C) -1
  D) -$\frac{2}{3}$
  Show Answer
  The correct answer is B .
• Question 1018: Calculate the range of 20, -6, 25, 30, 21, 28, 32, 33, 34, 5, 3, 2, and 1. Options:
  A) 32
  B) 36
  C) 33
  D) 40
  Show Answer
  The correct answer is D .
• Question 1019:

  Ina class of 150 students, the sector in a pie chart representing the students offering physics has angle 12${}^o$. How many students are offering physics?

  Options:
  A) 18
  B) 15
  C) 10
  D) 5
  Show Answer
  The correct answer is D .
• Question 1020: If P = {1,2,3,4,5} and P $\cup$ Q = {1,2,3,4,5,6,7}, list the elements in Q Options:
  A) {6}
  B) {7}
  C) {6,7}
  D) {5,6}
  Show Answer
  The correct answer is C .