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 1561: A survey of 100 students in an institution shows that 80 students speak Hausa and 20 students speak Igbo, while only 9 students speak both language. How many students speak neither Hausa nor Igbo? Options:
  A) orange
  B) 9
  C) 11
  D) 20
  Show Answer
  The correct answer is B .
• Question 1562: Find the value of log₁₀$\frac{1}{40}$, given that log₁₀4 = 0.6021 Options:
  A) 1.3979
  B) 2.3979
  C) 1.6021
  D) 2.6021
  Show Answer
  The correct answer is C .
• Question 1563:

   

  The histogram above shows the ages of the victims of a pollution. How many people were involved in the pollution?

  Options:
  A) 15
  B) 18
  C) 20
  D) 21
  Show Answer
  The correct answer is C .
• Question 1564:

  The ages of students in a small primary school were recorded in the table below.

  Age	5-6	7-8	9-10
  Frequency	29	40	38

  
  Estimate the median.

  Options:
  A) 7.725
  B) 6.225
  C) 7.5
  D) 6.5
  Show Answer
  The correct answer is A .
• Question 1565: Find the equation of the straight line through (-2, 3) and perpendicular to 4x + 3y - 5 = 0 Options:
  A) 3x - 4y + 18 = 0
  B) 3x + 2y - 18 = 0
  C) 4x + 5y + 3 = 0
  D) 5x - 2y - 11 = 0
  Show Answer
  The correct answer is A .
• Question 1566:

  Let P = {1, 2, u, v, w, x}; Q = {2, 3, u, v, w, 5, 6, y} and R = {2, 3, 4, v, x, y}.

  Determine (P-Q) ∩ R

  Options:
  A) {1, x}
  B) {x y}
  C) {x}
  D) ɸ
  Show Answer
  The correct answer is C .
• Question 1567: Convert 27₁₀ to another number in base three Options:
  A) 1001₃
  B) 1010₃
  C) 1100₃
  D) 1000₃
  Show Answer
  The correct answer is D .
• Question 1568: Simplify $\frac{2\sqrt{2}-\sqrt{3}}{\sqrt{2}+\sqrt{3}}$ Options:
  A) 3$\sqrt{6}-7$
  B) 3$\sqrt{6}-7$
  C) 3$\sqrt{6}-1$
  D) 3$\sqrt{6}+1$
  Show Answer
  The correct answer is A .
• Question 1569: A world congress of mathematicians were held in Nice in 1970 with 800 people participating. There were 300 from Europe, 200 from America, 150 from Asia, 45 from Africa and 105 from Australia. Representing the above on a pie chart, the angle of the sector representing the participant is Options:
  A) 150^o
  B) 67$\frac{1}{2}$^o
  C) 67^o
  D) 135^o
  E) 68^o
  Show Answer
  The correct answer is B .
• Question 1570:

  Find the area, to the nearest cm${}^2$, of the triangle whose sides are in the ratio 2 : 3 : 4 and whose perimeter is 180 cm.

  Options:
  A) 1162 cm${}^2$
  B) 1163 cm${}^2$
  C) 1160 cm${}^2$
  D) 1161 cm${}^2$
  Show Answer
  The correct answer is A .