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 1981:

  A rectangle has one side that is 6 cm shorter than the other. The area of the rectangle will increase by 68 cm${}^2$ if we add 2 cm to each side of the rectangle. Find the length of the shorter side.

  Options:
  A) 15 cm
  B) 19 cm
  C) 13 cm
  D) 21 cm
  Show Answer
  The correct answer is C .
• Question 1982: A trader sold an article for N4,600.00 thereby making a profit of 15%. Calculate the cost price of the article Options:
  A) N3450.00
  B) N3910.00
  C) N4000.00
  D) N5290.00
  E) N6900.00
  Show Answer
  The correct answer is C .
• Question 1983: BY how much is the mean of 30, 56, 31, 55, 43 and 44 less than the median? Options:
  A) 0.75
  B) 0.50
  C) 0.33
  D) 0.17
  Show Answer
  The correct answer is C .
• Question 1984: In how many ways can 2 students be selected from a group of 5 students in a debating competition? Options:
  A) 25 ways
  B) 10 ways
  C) 15 ways
  D) 20 ways
  E) 16 ways
  Show Answer
  The correct answer is D .
• Question 1985: A man travels at a rate of 25m/sec. If he travels for 10½hrs, how many kilometres has he covered? Options:
  A) 262.5
  B) 945
  C) 970
  D) 995
  E) 1822.9
  Show Answer
  The correct answer is B .
• Question 1986: x varies directly as y and inversely as z. when x = 5, y = 2 and z = 1. What is the value of x when y = 5 and z = 2? Options:
  A) 2.5
  B) 5
  C) 6.25
  D) 6.52
  E) 7.5
  Show Answer
  The correct answer is C .
• Question 1987:
  

  From the diagram above, find the required roots/region of x.

  Options:
  A) x$\le$-1, x $\ge$4
  B) x$\le$4
  C) -1$\le$x$\le$4
  D) x$\le$-1, o$\le$x$\le$4
  Show Answer
  The correct answer is C .
• Question 1988:

  The marks scored by 30 students in a Mathematics test are recorded in the table below:

  Scores (Mark)	0	1	2	3	4	5
  No of students	4	3	7	8	6	2

  What is the total number of marks scored by the children?

   

  Options:
  A) 82
  B) 15
  C) 63
  D) 75
  Show Answer
  The correct answer is D .
• Question 1989:

  

  The bar chart above shows different colours of passing a particular point of a certain street in two minutes. What fraction of the total number of cars

  Options:
  A) ³/₂₅
  B) ²/₂₅
  C) ¹/₅
  D) ⁴/₁₅
  Show Answer
  The correct answer is A .
• Question 1990:

  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 .