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 531: If p + 1, 2P - 10, 1 - 4p²are three consecutive terms of an arithmetic progression, find the possible values of p Options:
  A) -4, 2
  B) -3, $\frac{4}{11}$
  C) -$\frac{4}{11}$, 2
  D) 5, -3
  Show Answer
  The correct answer is C .
• Question 532: If the locus of the points which are equidistant from points P and Q meets line PQ at point N, then PN equals Options:
  A) 2NQ
  B) NQ
  C) $\frac{1}{4}$NQ
  D) $\frac{1}{2}$NQ
  Show Answer
  The correct answer is B .
• Question 533: Find a two-digital number such that three times the terms digit is 2 less than twice the units digit and twice the number is 20 greater than the number obtained by reversing the digits Options:
  A) 24
  B) 42
  C) 74
  D) 47
  E) 72
  Show Answer
  The correct answer is D .
• Question 534: a binary operation $\oplus$ o the set of rational numbers is defined as x $\oplus$ y = $\frac{x^2-y^2}{2xy}$. Find -5 $\oplus$ 3 Options:
  A) $\frac{8}{15}$
  B) -$\frac{17}{15}$
  C) $\frac{17}{15}$
  D) $\frac{8}{-15}$
  Show Answer
  The correct answer is D .
• Question 535:

  

  Determine the value of x in the figure.

  Options:
  A) 134${}^{\circ }$
  B) 81${}^{\circ }$
  C) 53${}^{\circ }$
  D) 46${}^{\circ }$
  Show Answer
  The correct answer is A .
• Question 536: If M represents the median and D the mode of the measurements 5, 9, 3, 5, 8 then (M, D) is Options:
  A) (6, 5)
  B) (5, 8)
  C) (5, 7)
  D) (5, 5)
  E) (7, 5)
  Show Answer
  The correct answer is D .
• Question 537:

  

  In the figure above, PQRS is a circle with ST//RQ. Find the value of x PT = PS.

  Options:
  A) 70${}^{\circ }$
  B) 55${}^{\circ }$
  C) 40${}^{\circ }$
  D) 35${}^{\circ }$
  Show Answer
  The correct answer is B .
• Question 538: A solid cylinder of radius 3cm has a total surface area of 36$\pi$cm². Find its height Options:
  A) 2cm
  B) 3cm
  C) 4cm
  D) 5cm
  E) 6cm
  Show Answer
  The correct answer is B .
• Question 539: An arc subtends an angle of 30^o at the centre of a circle radius 12cm. Calculate the length of the arc. Options:
  A) 6$\pi$cm
  B) 2$\pi$cm
  C) 3$\pi$cm
  D) 9$\pi$cm
  Show Answer
  The correct answer is B .
• Question 540: Simplify $\sqrt{48}$ - $\frac{9}{\sqrt{3}}$ + $\sqrt{75}$ Options:
  A) 5√3
  B) 6√3
  C) 8√3
  D) 18√3
  Show Answer
  The correct answer is B .