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 1581:

  

  The bar chart above shows the distribution of marks in a class test. If the pass mark is 5, what percentage of students failed the test?

  Options:
  A) 10%
  B) 20%
  C) 50%
  D) 60%
  Show Answer
  The correct answer is C .
• Question 1582: Evaluate ($\frac{1}{343}$)${}^{\frac{1}{3}}$ + (64)${}^{-\frac{1}{3}}$ - $\frac{4}{9}$${}^{-\frac{1}{2}}$ Options:
  A) -$\frac{17}{36}$
  B) -$\frac{3}{28}$
  C) $\frac{13}{28}$
  D) $\frac{17}{36}$
  E) $\frac{1}{4}$
  Show Answer
  The correct answer is B .
• Question 1583: The chances of Usman and Dele passing a Mathematics test are 12 and 13 respectively. What is the probability that neither of them passes the test? Options:
  A) $\frac{3}{5}$
  B) $\frac{2}{5}$
  C) $\frac{4}{15}$
  D) $\frac{1}{5}$
  E) $\frac{2}{15}$
  Show Answer
  The correct answer is C .
• Question 1584: If 3^2y + 6(3^y) = 27. Find y Options:
  A) 3
  B) -1
  C) 2
  D) -3
  E) 1
  Show Answer
  The correct answer is E .
• Question 1585:
  

  The graph above depicts the performance ratings of two sports teams A and B in five different seasons

  In the last five seasons, what was the difference in the average performance ratings between Team B and Team A?

  Options:
  A) 1.2
  B) 6.4
  C) 4.6
  D) 1.8
  Show Answer
  The correct answer is A .
• Question 1586: If cos x = 4/5, 0° $\le$ x $\le$ 90°, find the value of (1 + tan x)/(1 - tan x) Options:
  A) 9
  B) 7
  C) 4
  D) $\frac{7}{16}$
  E) $\frac{9}{25}$
  Show Answer
  The correct answer is B .
• Question 1587:

  A circle has a radius of 13 cm with a chord 12 cm away from the centre of the circle. Calculate the length of the chord.

  Options:
  A) 16 cm
  B) 8 cm
  C) 5 cm
  D) 10 cm
  Show Answer
  The correct answer is D .
• Question 1588: 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 1589: If m $\ast$ n = n-(m + 2) for any real numbers m and n, find the value of 3 $\ast$ (-5) Options:
  A) -6
  B) -8
  C) -10
  D) -12
  Show Answer
  The correct answer is C .
• Question 1590:

  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 .