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 1161: Each of the interior angles of a regular polygon is 140^o. Calculate the sum of all the interior angles of the polygon Options:
  A) 1080^o
  B) 1260^o
  C) 1800^o
  D) 2160^o
  Show Answer
  The correct answer is B .
• Question 1162:

  This table below gives the scores of a group of students in a Further Mathematics Test.

  Score	1	2	3	4	5	6	7
  Frequency	4	6	8	4	10	6	2

  Calculate the mean deviation for the distribution

  Options:
  A) 4.32
  B) 2.81
  C) 1.51
  D) 3.90
  Show Answer
  The correct answer is C .
• Question 1163:

  Find the median of 5, 9, 1, 10, 3, 8, 9, 2, 4, 5, 5, 5, 7, 3 and 6

  Options:
  A) 6
  B) 5
  C) 4
  D) 3
  Show Answer
  The correct answer is B .
• Question 1164: If the 6th term of an arithmetic progression is 11 and the first term is 1, find the common difference. Options:
  A) $\frac{12}{5}$
  B) $\frac{5}{3}$
  C) -2
  D) 2
  Show Answer
  The correct answer is D .
• Question 1165: The table above gives the frequency distribution of marks obtained by a group of students in a test. If the total mark scored is 200, calculate the value of y Options:
  A) 15
  B) 13
  C) 11
  D) 8
  Show Answer
  The correct answer is C .
• Question 1166:

  Taking the period of day light on a certain day to be from 5.30a.m to 7.00p.m. Calculate the angle of a pie chart designed to show the periods of the day light and of darkness on that day

  Options:
  A) 187^o30'
  B) 172^o30'
  C) 195^o165'
  D) 202^o30' 157^o 30'
  Show Answer
  The correct answer is D .
• Question 1167: 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 1168: In a class of 46 students, 22 play football and 26 play volleyball. If 3 students play both games, how many play neither? Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is A .
• Question 1169: Simplify $\sqrt{48}$ - $\frac{9}{\sqrt{3}}$ + $\sqrt{75}$ Options:
  A) 5√3
  B) 6√3
  C) 8√3
  D) 18√3
  Show Answer
  The correct answer is B .
• Question 1170: Find the mean of the following 24.57, 25.63, 24.32, 26.01, 25.77 Options:
  A) 25.12
  B) 25.30
  C) 25.26
  D) 25.50
  E) 25.75
  Show Answer
  The correct answer is C .