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 1261: Evaluate ∫sin 3x dx Options:
  A) (2/3) cos 3x + c
  B) (1/3) cos 3x + c
  C) (-1/3) cos 3x + c
  D) (-2/3) cos 3x + c
  Show Answer
  The correct answer is C .
• Question 1262: Evaluate ${\int }_0^{\frac{\pi }{0}}sin2xdx$ Options:
  A) 1
  B) zero
  C) -1/2
  D) -1
  Show Answer
  The correct answer is A .
• Question 1263:

  The goals scored by 40 football teams from three league divisions are recorded below:

  $\begin{array}{cccccccc}\text{Number of goals}& 0& 1& 2& 3& 4& 5& 6\\ \text{frequency}& 4& 3& 15& 16& 1& 0& 1\end{array}$

  What is the total number of goals scored by all the terms?

  Options:
  A) 21
  B) 40
  C) 91
  D) 96
  Show Answer
  The correct answer is C .
• Question 1264: An arc subtends an angle of 50${}^{\circ }$ at the center of circle of radius 6cm. Calculate the area of the sector formed Options:
  A) ¹⁰⁰/₇
  B) ⁸⁰/₇
  C) ¹¹⁰/₇
  D) ⁹⁰/₇
  Show Answer
  The correct answer is C .
• Question 1265:

  

  The histogram above shows the distribution of monthly incomes of the workers in a company. How many workers earn more than ₦700.00?

  Options:
  A) 16
  B) 12
  C) 8
  D) 6
  Show Answer
  The correct answer is B .
• Question 1266: If a metal pipe 10cm long has an external diameter of 12cm and a thickness of 1cm find the volume of the metal used in making the pipe Options:
  A) 120$\pi$cm³
  B) 110$\pi$cm³
  C) 60$\pi$cm³
  D) 50$\pi$cm³
  Show Answer
  The correct answer is B .
• Question 1267: 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 1268:

  Find the value of $\frac{(0.5436{)}^3}{0.017\times 0.219}$ to 3 significant figures.

  Options:
  A) 46.2
  B) 43.1
  C) 534
  D) 431
  Show Answer
  The correct answer is B .
• Question 1269: Three brothers in a business deal share the profit at the end of a contact. The first received $\frac{1}{3}$ of the profit and the second $\frac{2}{3}$ of the remainder. If the third received the remaining ₦12000.00 how much profit did they share? Options:
  A) ₦60 000.00
  B) ₦54 000.00
  C) ₦48 000.00
  D) ₦42 000.00
  Show Answer
  The correct answer is B .
• Question 1270:

  

  Find the length XZ in the triangle

  Options:
  A) $\sqrt{7m}$
  B) $\sqrt{6m}$
  C) $\sqrt{5m}$
  D) $\sqrt{3m}$
  Show Answer
  The correct answer is A .