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 701:

  

  If O is the centre of the circle in the figure, find the value of x

  Options:
  A) 50
  B) 260
  C) 100
  D) 65
  E) 130
  Show Answer
  The correct answer is C .
• Question 702: (1.28 x 10⁴) + (6.4 x 10²) equals Options:
  A) 2 x 10^-5
  B) 2 x 10^-1
  C) 2 x 10¹
  D) 2 x 10^-4
  Show Answer
  The correct answer is C .
• Question 703: Find the number of sides of a regular polygon whose interior angle is twice the exterior angle. Options:
  A) 6
  B) 2
  C) 3
  D) 8
  Show Answer
  The correct answer is A .
• Question 704:

  The pie chart shows the monthly expenditure of a public servant. The monthly expenditure on housing is twice that of school fees. How much does the worker spend on housing if his monthly income is ₦7200?

  Options:
  A) ₦1000
  B) ₦2000
  C) ₦3000
  D) ₦4000
  Show Answer
  The correct answer is B .
• Question 705: If the locus of the points which are equidistant from points P and Q meets line PQ at point N, then PN equals Options:
  A) 2NQ
  B) NQ
  C) $\frac{1}{4}$NQ
  D) $\frac{1}{2}$NQ
  Show Answer
  The correct answer is B .
• Question 706: Simplify (0.09)² and give your answer correct to 4 significant figures Options:
  A) 0.81
  B) 0.081
  C) 0.0081
  D) 8.0001
  Show Answer
  The correct answer is C .
• Question 707: In a school of 150 students, 80 offer French while 60 offer Arabic and 20 offer neither. How many students offer both subjects? Options:
  A) 45
  B) 10
  C) 35
  D) 30
  Show Answer
  The correct answer is B .
• Question 708:

  Make x the subject of the formula:y = $\frac{3x-9c}{4x+5d}$

  Options:
  A) x = $\frac{(-9c-5dy)}{4y-3}$
  B) x = $\frac{-9c+5dy}{4y-3}$
  C) x = $\frac{(-9c+5dy)}{4y-3}$
  D) x = $\frac{-(9c+5dy)}{4y-3}$
  Show Answer
  The correct answer is D .
• Question 709: If U = {x : x is an integer and 1 $\le$ x $\le$ 20
  E₁ = {x : x is a multiple of 3}
  E₂ = {x : x is a multiple of 4}
  and an integer is picked at random from U, find the probability that it is not in E₂ Options:
  A) 3/4
  B) 3/10
  C) 1/4
  D) 1/20
  Show Answer
  The correct answer is A .
• Question 710:

  

  In the diagram, find PQ if the area of triangle PQR is 35cm²

  Options:
  A) 7cm
  B) 10cm
  C) 14cm
  D) 17cm
  Show Answer
  The correct answer is A .