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 2611:
  

  If in the diagram above, FG is parallel to KM, find the value of x

  Options:
  A) 75^o
  B) 95^o
  C) 105^o
  D) 125^o
  Show Answer
  The correct answer is B .
• Question 2612:

  

  In the figure, find the area of XYZW.

  Options:
  A) 60cm²
  B) 54cm²
  C) 27cm²
  D) 54$\sqrt{2}$cm²
  E) 27$\sqrt{2}$cm²
  Show Answer
  The correct answer is C .
• Question 2613: The mean age of a group of students is 15 years. When the age of a teacher, 45 years old, is added to the age of the students, the mean of their ages becomes 18 years. Find the number of the students in the group Options:
  A) 9
  B) 7
  C) 42
  D) 15
  Show Answer
  The correct answer is A .
• Question 2614: A student sitting on a tower 68 metres high observes his principal's car at the angle of depression of 20^o. How far is the car from the bottom of the tower to the nearest metre? Options:
  A) 184m
  B) 185m
  C) 186m
  D) 187m
  Show Answer
  The correct answer is D .
• Question 2615:

  The 10th term of an AP is 32. If the first term is 3/2, what is the 4th term?

  Options:
  A) 35/3
  B) 64
  C) 16
  D) 35/2
  Show Answer
  The correct answer is A .
• Question 2616:

  If x = {n² + 1 : n is positive integer and 1$\le$ n $\le$ 5}, y = {5n : n is positive integer and 1 $\le$ n $\le$ 5}, find x ∩ y.

  Options:
  A) {5, 10}
  B) {5, 10, 15}
  C) {2, 5 ,10}
  D) {5, 10, 15, 20}
  Show Answer
  The correct answer is A .
• Question 2617:

  The table below shows the frequency of children of age x years in a hospital:

  x	1	2	3	4	5	6	7	8
  f	3	4	5	6	7	6	5	4

  Use the table to answer the question below:

  How many children are in the hospital

  Options:
  A) 36
  B) 40
  C) 44
  D) 50
  Show Answer
  The correct answer is B .
• Question 2618: A force of 5 units acts on a particle in the direction to the east and another force of 4 units acts on the particle in the direction north-east. The resultants of the two forces is Options:
  A) $\sqrt{3}$ units
  B) 3 units
  C) $\sqrt{41+20\sqrt{2}}$ units
  D) $\sqrt{41-20\sqrt{2}}$ units
  Show Answer
  The correct answer is C .
• Question 2619: If x + $\frac{1}{x}$ = 4, find x² + $\frac{1}{x^2}$ Options:
  A) 16
  B) 14
  C) 12
  D) 9
  Show Answer
  The correct answer is B .
• Question 2620: If log₁₀2 = 0.3010 and log₁₀7 = 0.8451, evaluate log₁₀280 Options:
  A) 3.4471
  B) 2.4471
  C) 1.4471
  D) 1.4071
  Show Answer
  The correct answer is B .