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 1241:

  

  If PN is perpendicular to QR, find the value of tan x.

  Options:
  A) $\frac{5}{9}$
  B) $\frac{3}{5}$
  C) $\frac{3}{4}$
  D) $\frac{4}{3}$
  E) $\frac{5}{3}$
  Show Answer
  The correct answer is B .
• Question 1242: If Cos $\theta$ = $\frac{12}{13}$. Find $\theta$ + cos²$\theta$ Options:
  A) $\frac{169}{25}$
  B) $\frac{25}{169}$
  C) $\frac{169}{144}$
  D) $\frac{144}{169}$
  Show Answer
  The correct answer is A .
• Question 1243:

  

  The figure FGHK is a rhombus. What is the value of angle X?

  Options:
  A) 30${}^{\circ }$
  B) 90${}^{\circ }$
  C) 150${}^{\circ }$
  D) 120${}^{\circ }$
  E) 60${}^{\circ }$
  Show Answer
  The correct answer is D .
• Question 1244: The scores of 16 students in a mathematics test are 65, 65, 55, 60, 60, 65, 60, 70, 75, 70, 65, 70, 60, 65, 65,
  70. What is the sum of the median and modal scores? Options:
  A) 125
  B) 130
  C) 140
  D) 150
  Show Answer
  The correct answer is B .
• Question 1245: Solve the given equation (log₃x)² - 6 log₃x + 9 = 0 Options:
  A) 27
  B) 9
  C) $\frac{1}{27}$
  D) 18
  E) 81
  Show Answer
  The correct answer is A .
• Question 1246: Simplify 7$\frac{1}{12}$ - 4$\frac{3}{2}$ + 2$\frac{1}{2}$ Options:
  A) 4
  B) 4$\frac{1}{6}$
  C) 4$\frac{5}{6}$
  D) 5$\frac{1}{6}$
  Show Answer
  The correct answer is C .
• Question 1247: A particle p moves between points S and T such that angle SPT is always constant. Find the locus of P. Options:
  A) it is a straight line perpendicular to ST.
  B) it is a quadrant of a circle with ST as diameter
  C) it is a perpendicular bisector of ST
  D) it is a semi-circle with ST as diameter
  Show Answer
  The correct answer is D .
• Question 1248: A binary operation $\oplus$ is defines on the set of all positive integers by a $\oplus$ b = ab for all positive integers a, b. Which of the following properties does NOT hold? Options:
  A) closure
  B) identity
  C) positive
  D) inverse
  Show Answer
  The correct answer is D .
• Question 1249: PRSQ is a trapezium of area 14cm² in which PQ||RS. If PQ = 4cm and SR = 3cm, Find the area of SQR in cm² Options:
  A) 7.0
  B) 6.0
  C) 5.2
  D) 5.0
  Show Answer
  The correct answer is B .
• Question 1250: Solve the equation 3x² + 6x - 2 = 0 Options:
  A) x = -1 $\pm$ $\frac{\sqrt{3}}{3}$
  B) x = -1 $\pm$ $\frac{\sqrt{15}}{3}$
  C) x = -2 $\pm$ 2
  D) x = 3 $\pm$ $\frac{\sqrt{3}}{15}$
  Show Answer
  The correct answer is B .