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 1401:

  

  The venn diagram above shows a class of 40 students with the games they play. How many of the students play two games only?

  Options:
  A) 19
  B) 16
  C) 15
  D) 4
  Show Answer
  The correct answer is C .
• Question 1402: x varies directly as y and inversely as z. when x = 5, y = 2 and z = 1. What is the value of x when y = 5 and z = 2? Options:
  A) 2.5
  B) 5
  C) 6.25
  D) 6.52
  E) 7.5
  Show Answer
  The correct answer is C .
• Question 1403:

  

  In triangles XYZ and XQP, XP = 4cm, XQ = 5cm and PQ = QY = 3cm. Find ZY

  Options:
  A) 8cm
  B) 6cm
  C) 4cm
  D) 3cm
  Show Answer
  The correct answer is B .
• Question 1404: A pentagon has four of its angles equal. If the size of the fifth angle is 60^o, Find the size of each of the four equal angles. Options:
  A) 60^o
  B) 108^o
  C) 120^o
  D) 150^o
  E) None of the above
  Show Answer
  The correct answer is C .
• Question 1405: Find the values of p for which the equation x² - (p - 2)x + 2p + 1 = 0 Options:
  A) (21, 0)
  B) (0, 12)
  C) (1, 2)
  D) (3, 4)
  E) (4, 5)
  Show Answer
  The correct answer is B .
• Question 1406: The probability that a student will pass a mathematics test is ⅗. If 3 students are chosen at random, what is the probability that at least 2 of them will pass the test? Options:
  A) $\frac{27}{125}$
  B) $\frac{9}{25}$
  C) $\frac{72}{125}$
  D) $\frac{76}{125}$
  E) $\frac{81}{125}$
  Show Answer
  The correct answer is E .
• Question 1407: Find the sum to infinity of the series
  $\frac{1}{4}$, $\frac{1}{8}$, $\frac{1}{16}$,.......... Options:
  A) $\frac{1}{2}$
  B) $\frac{3}{5}$
  C) $\frac{-1}{5}$
  D) $\frac{73}{12}$
  Show Answer
  The correct answer is A .
• Question 1408: ($\frac{x^a}{x^b}$)^{a + b} by ($\frac{x^{a+b}}{x^{a-b}}$)^{$\frac{a^2}{b}$} Options:
  A) x^-a2
  B) x^b2
  C) x^{a2 - b2}
  D) $\frac{1}{x^{a2+b2}}$
  E) x^{b2 - a2}
  Show Answer
  The correct answer is D .
• Question 1409: The sum of the interior angles of a pentagon is 6x + 6y. Find y in the terms of x Options:
  A) y = 90 - x
  B) y = 150 - x
  C) y = 60 - x
  D) y = 120 -x
  Show Answer
  The correct answer is A .
• Question 1410: What is the mean of the data t, 2t - 1, t - 2, 2t - 1, 4t and 2t + 2? Options:
  A) 2t
  B) 2t - 1
  C) $\frac{2}{3}$t + 1
  D) 2t - $\frac{1}{3}$
  Show Answer
  The correct answer is D .