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 2501: Find the minimum value of y = x² - 2x - 3 Options:
  A) 4
  B) 1
  C) -1
  D) -4
  Show Answer
  The correct answer is D .
• Question 2502: The sum of the first n terms of an arithmetic progresssion is 252. If the first term is -16 and the last term is 72, find the number of terms in the series Options:
  A) 6
  B) 7
  C) 8
  D) 9
  Show Answer
  The correct answer is D .
• Question 2503: Multiply (3x + 5y + 4z) by (2x - 3y + z) Options:
  A) 6x² + xy - 15y² + 4z² + 11xz - 7yz
  B) 6x² + 3xy - 15y² + 4z²
  C) 6x² + 3xy - y² + 4z²
  D) 6x² + 3xy - 15y + z²
  Show Answer
  The correct answer is A .
• Question 2504: Find the range of values of x for which 7x - 3 > 25 + 3x Options:
  A) x >7
  B) x<7
  C) x>-7
  D) x
  Show Answer
  The correct answer is A .
• Question 2505: Solve the following simultaneous equation for x. x² + y - 5 = 0, y - 7x + 3 = 0 Options:
  A) -2, 4
  B) 2, 4
  C) -1,8
  D) 1, -8
  Show Answer
  The correct answer is D .
• Question 2506: Solve for x in 8x^-2 = 2/25 Options:
  A) 4
  B) 6
  C) 8
  D) 10
  Show Answer
  The correct answer is D .
• Question 2507: If U = (1, 2, 3, 6, 7, 8, 9, 10) is the universal set. E = (10, 4, 6, 8, 10) and F = is odd. Find (E ∩ F), where means x 1x² = 2⁶, x the complement of a set Options:
  A) (0)
  B) U
  C) (8)
  D) $\varphi$
  Show Answer
  The correct answer is D .
• Question 2508: 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 2509:

  The table below gives the scores of a group of students in a Mathematical test.

  $\begin{array}{ccccccccc}Scores& 1& 2& 3& 4& 5& 6& 7& 8\\ Frequency& 2& 4& 7& 14& 12& 6& 4& 1\end{array}$

  If the mode in m and the number of students who scored 4 or less is s. What is (s, m)?

  Options:
  A) (27, 4)
  B) (14,4)
  C) (13,4)
  D) (4,4)
  Show Answer
  The correct answer is A .
• Question 2510:

  

  In the diagram, PTS is a tangent to the circle TQR at T. Calculate < RTS

  Options:
  A) 120${}^{\circ }$
  B) 70${}^{\circ }$
  C) 60${}^{\circ }$
  D) 40${}^{\circ }$
  Show Answer
  The correct answer is B .