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 1311:

  If $f(x)=3x^3+4x^2+x-8$, what is the value of f(-2)?

  Options:
  A) -24
  B) 30
  C) -18
  D) -50
  Show Answer
  The correct answer is C .
• Question 1312: The arithmetic mean of the ages of 30 pupils in a class is 15.3 years. One boy leaves the class and one girl is enrolled, and the new average age of 30 pupils in the class becomes 15.2 years. How much older is the boy than the girl? Options:
  A) 30 years
  B) 6 years
  C) 9 years
  D) 3 years
  E) 1 year
  Show Answer
  The correct answer is D .
• Question 1313:

  Find the simple interest rate percent annum at which N1000 accumulates to N1240 in 3 years.

  Options:
  A) 6%
  B) 8%
  C) 10%
  D) 12%
  Show Answer
  The correct answer is B .
• Question 1314:
  

  In the diagram above, XY = 8cm and OX = 5cm. Find Oz

   

  Options:
  A) 9cm
  B) 3.4cm
  C) 9.1cm
  D) 3cm
  Show Answer
  The correct answer is D .
• Question 1315:

  Find the compound interest (CI) on ₦15,700 for 2 years at 8% per annum compounded annually.

  Options:
  A) ₦6,212.48
  B) ₦2,834.48
  C) ₦18,312.48
  D) ₦2,612.48
  Show Answer
  The correct answer is D .
• Question 1316:

  From a point R, 300m north of P, a man walks eastward to a place Q which is 600m from P. Find the bearing of P from Q, correct to the nearest degree

  Options:
  A) 026°
  B) 045°
  C) 210°
  D) 240°
  Show Answer
  The correct answer is D .
• Question 1317: The distance between the point (4, 3) and the intersection of y = 2x + 4 and y = 7 - x is Options:
  A) $\sqrt{13}$
  B) $3\sqrt{2}$
  C) $\sqrt{26}$
  D) $10\sqrt{5}$
  Show Answer
  The correct answer is B .
• Question 1318: One bag contains 4 white balls and 2 black balls. Another bag contains 3 white balls and 5 black balls, if one ball is drawn from each bag, what is the probability that both are white? Options:
  A) $\frac{2}{3}$
  B) $\frac{3}{8}$
  C) $\frac{7}{24}$
  D) $\frac{1}{4}$
  E) $\frac{1}{24}$
  Show Answer
  The correct answer is D .
• Question 1319: If -8, m, n, 19 are in arithmetic progression, find (m, n) Options:
  A) 1, 10
  B) 2, 10
  C) 3, 13
  D) 4, 16
  Show Answer
  The correct answer is A .
• Question 1320:

  The simple interest on ₦8550 for 3 years at x% per annum is ₦4890. Calculate the value of x to the nearest whole number.

  Options:
  A) 19%
  B) 20%
  C) 25%
  D) 16.3%
  Show Answer
  The correct answer is A .