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 derivative of y = ( $\frac{1}{3}$x + 6)

  Options:
  A) 2( $\frac{1}{3}$x + 6
  B) $\frac{2}{3}$ ( $\frac{1}{3}$x + 6)
  C) $\frac{2}{3}$ ( $\frac{1}{3}$x + 6)²
  D) $\frac{1}{3}$ ( $\frac{1}{3}$x + 6)²
  Show Answer
  The correct answer is B .
• Question 1192: If x > 0, find the range of number x-3, 3x+2,x-1, 4x, 2x-1, x-2, 2x-2, 3x and 3x+1 Options:
  A) 3x+3
  B) 3x+1
  C) 2x+5
  D) 2x+1
  Show Answer
  The correct answer is C .
• Question 1193: Simplify 3 log₆9 + log₆12 + log₆64 - log₆72 Options:
  A) 5
  B) 7776
  C) log₆31
  D) (7776)₆
  Show Answer
  The correct answer is A .
• Question 1194:

  $\begin{array}{cccc}\text{Class Interval}& Frequency& \text{Class boundaries}& \text{Class Mid-point}\\ 1.5-1.9& 2& 1.45-1.95& 1.7\\ 2.0-2.4& 21& 1.95-2.45& 2.2\\ 2.5-2.9& 4& 2.45-2.95& 2.7\\ 3.0-2.9& 15& 2.95-3.45& 3.2\\ 3.5-3.9& 10& 3.45-3.95& 3.7\\ 4.0-4.4& 5& 3.95-4.45& 4.2\\ 4.5-4.9& 3& 4.45-4.95& 4.7\end{array}$

  Find the mode of the distribution above to find the mode of the distribution.

  Options:
  A) 3.2
  B) 3.3
  C) 3.7
  D) 4.2
  Show Answer
  The correct answer is B .
• Question 1195: If Log₁₀2 = 0.3010 and Log₁₀3 = 0.4771, evaluate Log₁₀4.5 Options:
  A) 0.9542
  B) 0.6532
  C) 0.4771
  D) 0.3010
  Show Answer
  The correct answer is B .
• Question 1196: Simplify f^{$\frac{1}{2}$}g²h^{$\frac{1}{2}$} $÷$ f^{$\frac{5}{2}$}g^oh^{$\frac{7}{3}$} Options:
  A) ($\frac{g}{fh}$)²
  B) f²g²h²
  C) $\frac{5}{4}$g^oh$\frac{7}{9}$
  D) $\frac{g^2}{f^5{h}^7}$
  E) $\frac{1}{f^2{h}^2}$
  Show Answer
  The correct answer is A .
• Question 1197: The chord ST of a circle is equal to the radius, r, of the circle. Find the length of arc ST. Options:
  A) πr/6
  B) πr/2
  C) πr/12
  D) πr/3
  Show Answer
  The correct answer is D .
• Question 1198:

  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 1199:

  

  The shaded area in the diagram above is represented by

  Options:
  A) {(x, y) : y + 3x < 6}
  B) {(x , y) : y + 3x < -6}
  C) {(x, y) : y - 3x < 6}
  D) {(x, y) : y - 3x < 6}
  E) {x, y) : y - 3x < -6}
  Show Answer
  The correct answer is A .
• Question 1200: Evaluate ⁿ⁺¹C_n-2 If n =15 Options:
  A) 3630
  B) 3360
  C) 1120
  D) 560
  Show Answer
  The correct answer is D .