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 1301: In a basket of fruits, there are 6 grapes, 11 bananas and 13 oranges. If one fruit is chosen at random, what is the probability that the fruit is either a grape or a banana?
  Options:
  A) $\frac{17}{30}$
  B) $\frac{11}{30}$
  C) $\frac{6}{30}$
  D) $\frac{5}{30}$
  E) $\frac{7}{3}$
  Show Answer
  The correct answer is A .
• Question 1302:

  Find the mean deviation of 1, 2, 3 and 4

  Options:
  A) 1.0
  B) 1.5
  C) 2.0
  D) 2.5
  Show Answer
  The correct answer is A .
• Question 1303:

  4, 16, 30, 20, 10, 14 and 26 are represented on a pie chart. Find the sum of the angles of the bisectors representing all numbers equals to or greater than 16

  Options:
  A) 48^o
  B) 84^o
  C) 92^o
  D) 276^o
  Show Answer
  The correct answer is D .
• Question 1304:

  

  In the diagram above, |QR| is the diameter of the semicircle QR. Find the area of the figure to the nearest whole number. {$\pi =\frac{22}{7}$}

  Options:
  A) 90cm²
  B) 89cm²
  C) 80cm²
  D) 70cm²
  Show Answer
  The correct answer is A .
• Question 1305:

  The time taken to do a piece of work is inversely proportional to the number of men employed. if it takes 45 men to do a piece of work in 5 days, how long will it take 25 men?

  Options:
  A) 15 days
  B) 12 days
  C) 5 days
  D) 9 days
  Show Answer
  The correct answer is D .
• Question 1306:

  Evaluate log₇17

  Options:
  A) 1.35
  B) 1.353
  C) 1.455
  D) 0.455
  Show Answer
  The correct answer is C .
• Question 1307: A 5.0g of salt was weighted by Tunde as 5.1g. What is the percentage error? Options:
  A) 20
  B) 2
  C) 1.1
  D) 0.2
  Show Answer
  The correct answer is B .
• Question 1308: Find the standard derivation of the following data -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5 Options:
  A) 2
  B) 3
  C) $\sqrt{10}$
  D) $\sqrt{11}$
  Show Answer
  The correct answer is C .
• Question 1309:

  

  In the figure, WU//YZ, WY//YZ = 12cm, VZ = 6cm, XU = 8cm. Determine the length of WU.

  Options:
  A) 1cm
  B) 6cm
  C) 2cm
  D) 4cm
  E) 3cm
  Show Answer
  The correct answer is D .
• Question 1310: Find the gradient of the line passing through the points (-2, 0) and (0, -4). Options:
  A) 2
  B) -4
  C) -2
  D) 4
  Show Answer
  The correct answer is C .