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 1571: Find the area of the figure bounded by the given pair of curves y = x² - x + 3 and y = 3 Options:
  A) 17/6 units (sq)
  B) 7/6 units (sq)
  C) 5/6 units (sq)
  D) 1/6 units (sq)
  Show Answer
  The correct answer is A .
• Question 1572: An arc of the length 16$\pi$cm subtends an angle of 80^o at the centre of the circle. Find the radius of the circle. Options:
  A) 24cm
  B) 28cm
  C) 36cm
  D) 32cm
  Show Answer
  The correct answer is C .
• Question 1573: Each of the interior angles of a regular polygon is 140^o. How many sides has the polygon? Options:
  A) 9
  B) 8
  C) 7
  D) 5
  Show Answer
  The correct answer is A .
• Question 1574: The value of x + x ( x^x) when x = 2 is Options:
  A) 16
  B) 10
  C) 18
  D) 24
  Show Answer
  The correct answer is B .
• Question 1575:

  Evaluate ${\int }_{-1}^1$(2x + 1)²dx

  Options:
  A) 3$\frac{2}{3}$
  B) 4
  C) 4$\frac{1}{3}$
  D) 4$\frac{2}{3}$
  Show Answer
  The correct answer is D .
• Question 1576: If the mean of five consecutive integers is 30, find the largest of the numbers Options:
  A) 28
  B) 30
  C) 32
  D) 34
  Show Answer
  The correct answer is C .
• Question 1577: In how many ways can five people sit round a circular table? Options:
  A) 24
  B) 60
  C) 12
  D) 120
  Show Answer
  The correct answer is A .
• Question 1578:

  If $\frac{3-\sqrt{3}}{2+\sqrt{3}}=a+b\sqrt{3}$, what are the values a and b?

  Options:
  A) a = 9, b = -5
  B) a = 5, b = 9
  C) a = 9, b = 5
  D) a = -5, b = 9
  Show Answer
  The correct answer is A .
• Question 1579:

  

  Find the value of x in the diagram.

  Options:
  A) 10°
  B) 28°
  C) 36°
  D) 40°
  Show Answer
  The correct answer is D .
• Question 1580: In a family of 21 people, the average age is 14years. If the age of the grandfather is not counted, the average age drops to 12 years. What is the age of the grandfather? Options:
  A) 35 years
  B) 40 years
  C) 42 years
  D) 54 years
  Show Answer
  The correct answer is D .