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 1231:

  Calculate the mean deviation of the first five prime numbers.

  Options:
  A) 2.72
  B) 5.6
  C) 5.25
  D) 13.6
  Show Answer
  The correct answer is A .
• Question 1232: OGIVE is constructed using Options:
  A) Third quartile range
  B) Semi-quartile range
  C) Cummulative frequency table
  D) Inter-quartile table
  Show Answer
  The correct answer is C .
• Question 1233:

  

  The pie chart above shows the statistical distribution of 80 students in five subjects in an examination. Calculate how many student offer Mathematics.

  Options:
  A) 30
  B) 11
  C) 50
  D) 20
  Show Answer
  The correct answer is B .
• Question 1234: The interior angles of a quadrilateral are (x + 15)^o, (2x - 45)^o and (x + 10)^o. Find the value of the least interior angle. Options:
  A) 112^o
  B) 102^o
  C) 82^o
  D) 52^o
  Show Answer
  The correct answer is D .
• Question 1235: If m * n = [m_n − n_m] for m, n belong to R, evaluate − 3 * 4 Options:
  A) 3
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is C .
• Question 1236: For what range of values of x is $\frac{1}{2}$x + $\frac{1}{4}$ > $\frac{1}{3}$x + $\frac{1}{2}$?
  Options:
  A) x < $\frac{3}{2}$
  B) x > $\frac{3}{2}$
  C) x < -$\frac{3}{2}$
  D) x > -$\frac{3}{2}$
  Show Answer
  The correct answer is B .
• Question 1237:

  

  In the figure, GHIJKLMN is a cube of side a. Find the length of HN.

  Options:
  A) $\sqrt{3a}$
  B) 3a
  C) 3a²
  D) a$\sqrt{2}$
  E) a$\sqrt{3}$
  Show Answer
  The correct answer is E .
• Question 1238:

  Solve the following quadratic inequality: $x^2-x$ - 4 ≤ 2

  Options:
  A) $-3<x<2$
  B) $-2\le x\le 3$
  C) $x\le -2,x\le 3$
  D) $-2<x<3$
  Show Answer
  The correct answer is B .
• Question 1239:

  Find the average of the first four prime numbers greater than 10

  Options:
  A) 20
  B) 19
  C) 17
  D) 15
  Show Answer
  The correct answer is D .
• Question 1240: The sum of four numbers is 1214₅. What is the average expressed in base five? Options:
  A) 114
  B) 141
  C) 401
  D) 411
  Show Answer
  The correct answer is B .