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 691:

  

  Find the curved surface area of the frustrum in the figure.

  Options:
  A) 16$\pi \sqrt{10}$cm²
  B) 20$\pi \sqrt{10}$cm²
  C) 24$\pi \sqrt{10}$cm²
  D) 36$\pi \sqrt{10}$cm²
  Show Answer
  The correct answer is B .
• Question 692: What is the value of sin(-690)? Options:
  A) $\frac{\sqrt{3}}{2}$
  B) -$\frac{\sqrt{3}}{2}$
  C) $\frac{-1}{2}$
  D) $\frac{1}{2}$
  Show Answer
  The correct answer is D .
• Question 693:

  

  From the figure, calculate TH in centimeters

  Options:
  A) $\frac{5}{\sqrt{3}+1}$
  B) $\frac{5}{\sqrt{3}-1}$
  C) $\frac{5}{\sqrt{3}}$
  D) $\frac{\sqrt{3}}{5}$
  Show Answer
  The correct answer is B .
• Question 694: Find the value of log₁₀$\frac{1}{40}$, given that log₁₀4 = 0.6021 Options:
  A) 1.3979
  B) 2.3979
  C) 1.6021
  D) 2.6021
  Show Answer
  The correct answer is C .
• Question 695: If the interest on N150.00 for 2¹/₂ years is N4.50, find the interest on N250.00 for 6 months at the same rate Options:
  A) N1.50
  B) N7.50
  C) N15.00
  D) N18.00
  Show Answer
  The correct answer is A .
• Question 696:
  

  Use the graph of sin (θ) above to estimate the value of θ when sin (θ) = -0.6 for $0^o\le \theta \le {360}^o$

  Options:
  A) θ = 223${}^o$, 305${}^o$
  B) θ = 210${}^o$, 330${}^o$
  C) θ = 185${}^o$, 345${}^o$
  D) θ = 218${}^o$, 323${}^o$
  Show Answer
  The correct answer is D .
• Question 697: A man donates 10% of his monthly net earnings to his church. If it amounts to ₦4,500, what is his net monthly income? Options:
  A) ₦40,500
  B) ₦45,000
  C) ₦52,500
  D) ₦62,000
  Show Answer
  The correct answer is B .
• Question 698: If A = (−3,5) and B = (4,−1) find the co-ordinate of the mid point Options:
  A) 2, ½
  B) ½ , 2
  C) 1, ½
  D) 0, 2
  Show Answer
  The correct answer is B .
• Question 699:

  12 men complete a job in 9 days. How many men working at the same rate would be required to complete the job in 6 days?

  Options:
  A) 24
  B) 18
  C) 12
  D) 9
  E) 8
  Show Answer
  The correct answer is E .
• Question 700:

  

  FG is a given straight line and H is a fixed point. The construction marks shown in the diagram indicate the

  Options:
  A) perpendicular bisector of the line
  B) perpendicular bisector of th eline JK
  C) perpendicular bisector of the line HI
  D) perpendicular from H to the line FG
  Show Answer
  The correct answer is D .