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 1321:

  

  In the diagram, XZ is the diameter of the circle XYZW, with centre O and radius $\frac{15}{2}$cm. If XY = 12cm, find the area of the triangle XYZ

  Options:
  A) 45cm³
  B) 27cm³
  C) 75cm³
  D) 54cm³
  Show Answer
  The correct answer is D .
• Question 1322:

  Simplify 25${}^{\frac{1}{2}}$ × 8${}^{\frac{-2}{3}}$

  Options:
  A) 1$\frac{1}{4}$
  B) 2$\frac{1}{4}$
  C) 6
  D) 10
  Show Answer
  The correct answer is A .
• Question 1323: What value of g will make the expression 4x² - 18xy + g a perfect square? Options:
  A) 9
  B) $\frac{9y^2}{4}$
  C) 81y^2
  D) $\frac{18y^2}{4}$
  Show Answer
  The correct answer is D .
• Question 1324:

  

  In the figure, AB is parallel to CD then x + y + z is

  Options:
  A) 185${}^{\circ }$
  B) 200${}^{\circ }$
  C) 270${}^{\circ }$
  D) 360${}^{\circ }$
  E) 195${}^{\circ }$
  Show Answer
  The correct answer is D .
• Question 1325: Given that Z = {1,2,4,5} what is the power of set Z? Options:
  A) 16
  B) 8
  C) 10
  D) 12
  Show Answer
  The correct answer is A .
• Question 1326:

  If a dress is sold for #3800.00 at 20% discount. what is its original price?

  Options:
  A) #3,000.00
  B) #4,000.00
  C) #5,000.00
  D) #4,750.00
  Show Answer
  The correct answer is D .
• Question 1327: If 2x + 3y = 1 and x - 2y = 11, find (x + y) Options:
  A) 5
  B) -3
  C) 8
  D) 2
  E) -2
  Show Answer
  The correct answer is D .
• Question 1328:

  Find all real number x which satisfy the inequality $\frac{1}{3}$ (x + 1) - 1 > $\frac{1}{5}$(x + 4)

  Options:
  A) x < 11
  B) x < -1
  C) x > 6
  D) x > 11
  Show Answer
  The correct answer is D .
• Question 1329:

  

  The bar chart above shows the number of visitors received in a week. How many visitors were received on Friday, Tuesday and Sunday?

  Options:
  A) 17
  B) 22
  C) 20
  D) 16
  Show Answer
  The correct answer is D .
• Question 1330:

  

  PQRS is a parallelogram with area 50 square cm and the side PQ is 10cm long. T is a point on RS and TF is the altitude of the triangle TPQ. Find TF

  Options:
  A) 10cm
  B) 12.5cm
  C) 8cm
  D) 6cm
  E) 5cm
  Show Answer
  The correct answer is E .