Aptitude : : Logarithms Questions & Answers
- log 360 is equal to:
A. 3 log 2 + 2 log 3 + log 5
B. 3 log 2 + 2 log 3
C. 2 log 2 + 3 log 3
D. 3 log 2 + 2 log 3 - log 5
- If loga (ab) = x, then logb (ab) is:
A. $\dfrac{1}{\text{x}}$
B. $\dfrac{\text{x}}{1+\text{x}}$
C. $\dfrac{\text{x}}{1-\text{x}}$
D. $\dfrac{\text{x}}{\text{x}-1}$
- If log8 x + log8 $\dfrac{1}{6}$ = $\dfrac{1}{3}$, then find the value of x?
A. 12
B. 14
C. 16
D. 18
- Find the value of $2^{\Large{\left(\log_{2}{5}\right)}}$
A. 5
B. 10
C. 15
D. 0
- Find the value of $3^{\Large{\left(2~+~ \log_{3}{5}\right)}} $
A. 50
B. 45
C. 9
D. 10