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 751:

  $\begin{array}{ccccccccc}\text{Marks}& 2& 3& 4& 5& 6& 7& 8& 9\\ \text{No. of students}& 3& 4& 1& 0& 4& 5& 2& 1\end{array}$

  The table above shows the distribution of marks of students in a test. Find the probability of passing the test if the pass mark is 5.

  Options:
  A) $\frac{3}{5}$
  B) $\frac{2}{5}$
  C) $\frac{7}{20}$
  D) $\frac{1}{5}$
  Show Answer
  The correct answer is A .
• Question 752:
  

  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 753: Find the range of 1/6, 1/3, 3/2, 2/3, 8/9 and 4/3 Options:
  A) 3/4
  B) 5/6
  C) 7/6
  D) 4/3
  Show Answer
  The correct answer is D .
• Question 754: Solve for x and y if x - y = 2 and x² - y² = 8 Options:
  A) (-1, 3)
  B) (3, 1)
  C) (-3, 1)
  D) (1, 3)
  Show Answer
  The correct answer is B .
• Question 755: 7 pupils of average age 12 years leave a class of 25 pupils of average age 14 years. If 6 new pupils of average age of 11 years join the class, what is the average age of the pupils now in the class? Options:
  A) 13 years
  B) 12 years 7$\frac{1}{2}$ months
  C) 13 years 5 months
  D) 13 years 10 months
  E) 11 years
  Show Answer
  The correct answer is D .
• Question 756:

  

  Triangle SPT is the solution of the linear inequalities

  Options:
  A) 2y - x - 2 $\le$ 0, y + 2x + 2 $\ge$ 0, x $\ge$ 0
  B) 2y - x - 2 $\ge$ 0, y + 2x + 2 $\le$ 0, -2 $\ge$ x $\ge$ -1
  C) -2 $\ge$ x $\ge$ 2, y $\le$ 0, y + 2x + 2 $\ge$ 0, x $\ge$ 0
  D) 2y - x - 2 $\ge$ 0, y + 2x + 2 $\ge$ 0, y $\le$ 0, x $\ge$ 0
  Show Answer
  The correct answer is C .
• Question 757: Two sisters, Taiwo and Keyinde, own a store. The ratio of Taiwo's share to Kehinde's is 11:9. Later, Keyinde sells $\frac{2}{3}$ of her share to Taiwo for ₦720.00. Find the value of the store. Options:
  A) ₦1,080.00
  B) ₦2,400.00
  C) ₦3,000.00
  D) ₦3,600.00
  Show Answer
  The correct answer is B .
• Question 758: Find the sum of the first twenty terms of the progression log a, log a², log a³..... Options:
  A) log a²⁰
  B) log a²¹
  C) log a²⁰⁰
  D) log a²¹⁰
  Show Answer
  The correct answer is D .
• Question 759: Two distinct sectors i the same circle substend 100^o and 30^o respectively at the centre of the circle. Their corresponding arcs are in ratio Options:
  A) 10:3
  B) 1:100
  C) 3:1
  D) 5:2
  Show Answer
  The correct answer is A .
• Question 760: Determine the value of ${\int }_0^{\frac{\pi }{2}}$ (-2 cosx)dx Options:
  A) -$\frac{3}{2}$
  B) -$\frac{1}{2}$
  C) -2
  D) -3
  Show Answer
  The correct answer is C .