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 1401: 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 1402: Divide the L.C.M of 48, 64, and 80 by their H.C.F Options:
  A) 20
  B) 30
  C) 48
  D) 60
  Show Answer
  The correct answer is D .
• Question 1403: The solutions of x² - 2x - 1 = 0 are the points of intersection of two graphs. if one of the graphs is y = 2 + x - x², find the second graph Options:
  A) y = 1 - x
  B) y = 1 + x
  C) y = x - 1
  D) y = 3x + 3
  Show Answer
  The correct answer is A .
• Question 1404: One angle of a rhombus is 60^o. The shorter of the two diagonals is 8cm long. Find the length of the longer one. Options:
  A) 8$\sqrt{3}$
  B) $\frac{16}{\sqrt{3}}$
  C) $\sqrt{3}$
  D) $\frac{10}{\sqrt{3}}$
  Show Answer
  The correct answer is A .
• Question 1405:

  The perimeter of an isosceles right-angledtriangle is 2 meters. Find the length of its longer side.

  Options:
  A) 2 - $\sqrt{2}$
  B) -4 + 3$\sqrt{2}$
  C) It cannot be determined
  D) -2 + 2$\sqrt{2}$ m
  Show Answer
  The correct answer is D .
• Question 1406: A regular polygon of n sides has 160^o as the size of each interior angle. Find n Options:
  A) 18
  B) 16
  C) 14
  D) 12
  Show Answer
  The correct answer is A .
• Question 1407: A pentagon has four of its angles equal. If the size of the fifth angle is 60^o, Find the size of each of the four equal angles. Options:
  A) 60^o
  B) 108^o
  C) 120^o
  D) 150^o
  E) None of the above
  Show Answer
  The correct answer is C .
• Question 1408: Twenty girls and y boys sat on an examination. The mean marks obtained by the girls and boys were 52 and 57 respectively. if the total score for both girls and boys was 2950, find y. Options:
  A) 51
  B) 48
  C) 30
  D) 25
  E) 18
  Show Answer
  The correct answer is C .
• Question 1409:

  No. of days	1	2	3	4	5	6
  No. of students	20	x	50	40	2x	60

  The distribution above shows the number of days a group of 260 students were absents from school in a particular term. How many students were absent for at least four days in the term

  Options:
  A) 210
  B) 40
  C) 120
  D) 160
  Show Answer
  The correct answer is D .
• Question 1410:

  If $\left[\begin{array}{cc}x& 3\\ 2& 7\end{array}\right]$= 15, find the value of x.

  Options:
  A) 3
  B) 4
  C) 5
  D) 2
  Show Answer
  The correct answer is A .