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 951:

  If $\frac{x}{a+1}$ + $\frac{y}{b}$ = 1. Make y the subject of the relation.

  Options:
  A) $\frac{b(a+1-x)}{a+1}$
  B) $\frac{a+1}{b(a-x+1)}$
  C) $\frac{a(b-x+1)}{b+1}$
  D) $\frac{b}{a(b-x+1)}$
  Show Answer
  The correct answer is A .
• Question 952: At what rate would a sum of ₦100.00 deposited for 5 years raise an interest of ₦7.50? Options:
  A) 1$\frac{1}{2}$%
  B) 2$\frac{1}{2}$%
  C) 1.5%
  D) 25%
  Show Answer
  The correct answer is C .
• Question 953:

  If the mean of 4, y, 8 and 10 is 7. Find y?

  Options:
  A) 6
  B) 10
  C) 7
  D) 9
  Show Answer
  The correct answer is A .
• Question 954: 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 955: Find the derivative of y = sin²(5x) with respect to x. Options:
  A) 10 sin 5x cos 5x
  B) 5 sin5x cos 5x
  C) 2 sin 5x cos 5x
  D) 15 sin 5x cos 5x
  Show Answer
  The correct answer is A .
• Question 956:
  

  PQRS is a cyclic quadrilateral. Find $x$+$y$

  Options:
  A) 50
  B) 60
  C) 15
  D) 0
  Show Answer
  The correct answer is D .
• Question 957: Find the median of 4, 1, 4, 1, 0, 4, 4, 2 and 0 Options:
  A) zero
  B) 1
  C) 2
  D) 4
  Show Answer
  The correct answer is C .
• Question 958: The sine, cosine and tangent of 210^o are respectively Options:
  A) $\frac{1}{2}$, $\frac{\sqrt{3}}{2}$, $\frac{\sqrt{3}}{2}$
  B) $\frac{1}{2}$, $\frac{\sqrt{3}}{2}$, $\frac{\sqrt{3}}{3}$
  C) $\frac{1}{2}$, $\frac{\sqrt{3}}{2}$, $\frac{\sqrt{3}}{2}$
  D) $\frac{-1}{2}$, $\frac{\sqrt{-3}}{2}$, $\frac{\sqrt{3}}{3}$
  Show Answer
  The correct answer is D .
• Question 959: Simplify 1 - (7/3 x 5/4) + 2/5 Options:
  A) -16/15
  B) -79/60
  C) -37/15
  D) -151/60
  Show Answer
  The correct answer is B .
• Question 960:

  $\begin{array}{ccccc}\text{Scores}& 3& 6& 5& 2\\ \text{Frequency}& 2& 3& 4& 6\end{array}$

  From the table above, find the median.

  Options:
  A) 3
  B) 5
  C) 4
  D) 6
  Show Answer
  The correct answer is A .