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 1191: Find the value of k if y - 1 is a factor of y³ + 4y² + ky - 6 Options:
  A) -6
  B) -4
  C) O
  D) 1
  Show Answer
  The correct answer is D .
• Question 1192:

  

  The people in a city with a population of 0.9 million were grouped according to their ages. Use the diagram to determine the number of people in the 15 - 29 years group

  Options:
  A) 29 x 10⁴
  B) 26 x 10⁴
  C) 16 x 10⁴
  D) 13 x 10⁴
  Show Answer
  The correct answer is B .
• Question 1193: In a small village of 500 people, 350 speak the local language while 200 speak pidgin English. What percentage of the population speak both. Options:
  A) 30%
  B) 10%
  C) 50%
  D) 14%
  Show Answer
  The correct answer is B .
• Question 1194: 3% of a family's income is spent on electricity, 58% on food, 20% on transport, 11% on education and 7% on extended family. The angles subtended at the centre of the pie chart under education and food are respectively Options:
  A) 76.8^o and 25.2^o
  B) 10.8^o and 224.6^o
  C) 112.4^o and 72.0^o
  D) 39.6^o and 212.4^o
  Show Answer
  The correct answer is D .
• Question 1195: If cos $\theta$ = $\frac{\sqrt{3}}{2}$ and $\theta$ is less than 90^o. Calculate cos$\frac{90-\theta }{si{n}^2\theta }$ Options:
  A) $\frac{4}{\sqrt{3}}$
  B) $\sqrt{\frac{3}{2}}$
  C) $\sqrt{\frac{76}{2}}$
  D) 4$\sqrt{\frac{76}{2}}$
  Show Answer
  The correct answer is A .
• Question 1196:

  Find the equation of straight line passing through (2, 3) and perpendicular to the line $3x+2y+4=0$

  Options:
  A) 3y = 5x - 2
  B) y = $\frac{5}{3}\times -2$
  C) None of these
  D) 3y = 2x + 5
  Show Answer
  The correct answer is D .
• Question 1197: In a figure, PQR = 60^o, PRS = 90^o, RPS = 45^o, QR = 8cm. Determine PS Options:
  A) 2$\sqrt{3}$cm
  B) 4$\sqrt{6}$cm
  C) 2$\sqrt{6}$cm
  D) 8$\sqrt{6}$cm
  E) 8cm
  Show Answer
  The correct answer is B .
• Question 1198:

  In a sample survey of a University Community, the following table shows the percentage distribution of the number of members per household:

  $\begin{array}{cccccccccc}\text{No. of members per household}& 1& 2& 3& 4& 5& 6& 7& 8& \text{Total}\\ \text{No. of households}& 3& 12& 15& 28& 21& 10& 7& 4& 100\end{array}$

  What is the median?

  Options:
  A) 4
  B) 3
  C) 5
  D) 4.5
  E) None
  Show Answer
  The correct answer is A .
• Question 1199: If log₁₀2 = x, express log₁₀12.5 in terms of x Options:
  A) 2(1 + x)
  B) 2 + 3x
  C) 2(1 - x)
  D) 2 - 3x
  Show Answer
  The correct answer is D .
• Question 1200: Solve for r in the following equation $\frac{1}{r-1}$ + $\frac{2}{r+1}$ = $\frac{3}{r}$ Options:
  A) 3
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is A .