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 1: What value of Q will make the expression 4x² + 5x + Q a complete square? Options:
  A) $\frac{25}{16}$
  B) $\frac{25}{64}$
  C) $\frac{5}{8}$
  D) $\frac{5}{4}$
  Show Answer
  The correct answer is A .
• Question 2:

  $\begin{array}{ccccc}\text{Scores}& 3& 6& 5& 2\\ \text{Frequency}& 2& 3& 4& 6\end{array}$

  From the table above, find the median.

  Options:
  A) 3
  B) 5
  C) 4
  D) 6
  Show Answer
  The correct answer is A .
• Question 3:

  The angle of a sector of a circle radius 10.5 cm is 48${}^o$. Calculate the perimeter of the sector.

  Options:
  A) 25.4cm
  B) 25.4cm
  C) 25.6cm
  D) 29.8cm
  Show Answer
  The correct answer is D .
• Question 4: The gradient of a line joining (x,4) and (1,2) is $\frac{1}{2}$. Find the value of x Options:
  A) 5
  B) 3
  C) -3
  D) -5
  Show Answer
  The correct answer is A .
• Question 5:

  Simplify

  $\frac{25\frac{2}{3}+25\frac{1}{6}}{(\frac{1}{5})\frac{7}{6}\times (\frac{1}{5})\frac{1}{6}}$

  Options:
  A) 25
  B) $\frac{1}{5}$
  C) 1
  D) $\frac{1}{25}$
  Show Answer
  The correct answer is B .
• Question 6: If gt² - k - w = 0, make g the subject of the formula Options:
  A) $\frac{k+w}{t^2}$
  B) $\frac{k-w}{t^2}$
  C) $\frac{k+w}{t}$
  D) $\frac{k-w}{t}$
  Show Answer
  The correct answer is A .
• Question 7:

  

  The histogram above represents the weights of students who travelled out to their school for an examination. How many people made the trip.

  Options:
  A) 78
  B) 38
  C) 29
  D) 69
  Show Answer
  The correct answer is C .
• Question 8: How many three-digit numbers can be formed from 32564 without repeating any of the digits? Options:
  A) 120
  B) 10
  C) 20
  D) 60
  Show Answer
  The correct answer is D .
• Question 9: 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 10:

  The line $3y+6x$ = 48 passes through the points A(-2, k) and B(4, 8). Find the value of k.

  Options:
  A) 16
  B) 20
  C) 8
  D) -2
  Show Answer
  The correct answer is B .