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 1411: Simplify 3 ${}^{n-1}$ × 27 $\frac{n+1}{{81}^n}$ Options:
  A) 3${}^{2n}$
  B) 9
  C) 3ⁿ
  D) 3 ${}^{n+1}$
  Show Answer
  The correct answer is B .
• Question 1412:

  X is due east point of y on a coast. Z is another point on the coast but 6.0km due south of Y. If the distance ZX is 12km, calculate the bearing of Z from X

  Options:
  A) 240°
  B) 150°
  C) 60°
  D) 270°
  Show Answer
  The correct answer is A .
• Question 1413: Solve the following equations 4x - 3 = 3x + y = x - y = 3, 3x + y = 2y + 5x - 12 Options:
  A) x = 5, y = 2
  B) x = 2, y = 5
  C) x = 5, y = -2
  D) x = -2, y = -5
  E) x = -5, y = -2
  Show Answer
  The correct answer is A .
• Question 1414: Evaluate (212)₃ - (121)₃ + (222)₃ Options:
  A) (313)₃
  B) (1000)₃
  C) (1020)₃
  D) (1222)₃
  Show Answer
  The correct answer is C .
• Question 1415:

  $\begin{array}{ccccccc}\text{No}& 0& 1& 2& 3& 4& 5\\ \text{Frequency}& 1& 4& 3& 8& 2& 5\end{array}$.

  From the table above, find the median and range of the data respectively.

  Options:
  A) (8,5)
  B) (3, 5)
  C) (5 , 8)
  D) (5 , 3)
  Show Answer
  The correct answer is B .
• Question 1416: Simplify log₁₀1.5 + 3 log₁₀2 − log₁₀0.3 Options:
  A) log₁₀4
  B) log₁₀40
  C) log₁₀-40
  D) log₁₀4^-
  Show Answer
  The correct answer is B .
• Question 1417: The locus of a point equidistant from the intersection of lines 3x - 7y + 7 = 0 and 4x - 6y + 1 = 0 is a Options:
  A) line parallel to 7x + 13y + 8 = 0
  B) circle
  C) semicircle
  D) bisector of the line 7x + 13y + 8 = 0
  Show Answer
  The correct answer is A .
• Question 1418: A cylinder of height h and radius r is open at one end. Its surface area is Options:
  A) 2$\pi$rh
  B) $\pi$r²h
  C) 2$\pi$rh + $\pi$r²
  D) 2$\pi$rh + 2$\pi$r²
  Show Answer
  The correct answer is C .
• Question 1419:

  

  The figure is a solid with the trapezium PQRS as its uniform cross-section. Find its volume

  Options:
  A) 120m²
  B) 576m³
  C) 816m³
  D) 1056m³
  Show Answer
  The correct answer is C .
• Question 1420: Solve the quadratic inequality x² - 5x + 6 $\ge$ 0 Options:
  A) x $\le$ 2, x $\ge$ 3
  B) x $\le$ 3, x $\ge$ 2
  C) x $\le$ -2, x $\ge$ -3
  D) x $\le$ -3,x $\ge$ 2
  Show Answer
  The correct answer is A .