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 2531:

  

  In the diagram above, find the value of x

  Options:
  A) 55${}^{\circ }$
  B) 50${}^{\circ }$
  C) 45${}^{\circ }$
  D) 40${}^{\circ }$
  Show Answer
  The correct answer is C .
• Question 2532: Evaluate (Log₁₃ - log₅) ÷ X(log₅-log₁₃) without using tables Options:
  A) X
  B) –x
  C) X-1
  D) –X^-1
  E) -1
  Show Answer
  The correct answer is D .
• Question 2533: The probability of an event P is $\frac{3}{4}$ while that of another event Q is $\frac{1}{6}$. If the probability of both P and Q is $\frac{1}{2}$. What is the probability of either P or Q. Options:
  A) $\frac{1}{96}$
  B) $\frac{1}{8}$
  C) $\frac{5}{6}$
  D) $\frac{11}{12}$
  Show Answer
  The correct answer is C .
• Question 2534:

  $\begin{array}{ccccccccc}Scores(x)& 0& 1& 2& 3& 4& 5& 6& 7\\ Frequency(f)& 7& 11& 6& 7& 7& 5& 3\end{array}$

  In the distribution above, the mode and median respectively are

  Options:
  A) 1,3
  B) 1, 2
  C) 3, 3
  D) 0, 2
  Show Answer
  The correct answer is B .
• Question 2535: Find the value of P if the line joining (P, 4) and (6, -2) is perpendicular to the line joining (2, P) and (-1, 3). Options:
  A) 4
  B) 6
  C) 3
  D) zero
  Show Answer
  The correct answer is D .
• Question 2536: A solid metal cube of side 3 cm is placed in a rectangular tank of dimension 3, 4 and 5 cm. What volume of water can the tank now hold Options:
  A) 48 cm³
  B) 33 cm³
  C) 60 cm³
  D) 27 cm³
  Show Answer
  The correct answer is B .
• Question 2537:

  A car uses one litre of petrol for every 14km. If one litre of petrol cost ₦63.00, how far can the car go with ₦900.00 worth of petrol?

  Options:
  A) 420km
  B) 405km
  C) 210km
  D) 200km
  Show Answer
  The correct answer is D .
• Question 2538:

  An arc of a circle of radius 14cm subtends angle 300° at the centre. Find the perimeter of the sector formed by the arc (take π = $\frac{22}{7}$)

  Options:
  A) 14.67cm
  B) 42.67cm
  C) 101.33cm
  D) 513.33cm
  Show Answer
  The correct answer is C .
• Question 2539: Compute 110011₂ + 11111₂ Options:
  A) 1001010₂
  B) 1010010₂
  C) 1000110₂
  D) 1000100₂
  Show Answer
  The correct answer is B .
• Question 2540: A cliff on the bank of a river is 300 meters high. If the angle of depression of a point on the opposite side of the river is 60^o, find the width of the river. Options:
  A) 75√3m
  B) 100√3m
  C) 200√3m
  D) 100m
  Show Answer
  The correct answer is B .