Aptitude : : Logarithms Questions & Answers
- If ax = bx, then
A. $\dfrac{\log{\text{a}}}{\log{\text{b}}}=\dfrac{\text{y}}{\text{x}}$
B. $\dfrac{\log{\text{a}}}{\log{\text{b}}}=\dfrac{\text{x}}{\text{y}}$
C. $ \log{\dfrac{\text{a}}{\text{b}}}=\dfrac{\text{x}}{\text{y}}$
D. None of these
- $ \dfrac{ \log{\sqrt8} }{ \log8 } $ is equal to:
A. $\dfrac{1}{\sqrt{8}}$
B. $\dfrac{1}{4}$
C. $\dfrac{1}{2}$
D. $\dfrac{1}{8}$
- Which of the following statements is not correct?
A. log10 10 = 0
B. log (2 + 3) = log (2 x 3)
C. log10 1 = 0
D. log (1 + 2 + 3) = log 1 + log 2 + log 3
- If log 27 = 1.431, then the value of of log 9 is:
A. 0.934
B. 0.945
C. 0.954
D. 0.958
- (log5 5)(log4 9)(log3 2)
A. 1
B. $\dfrac{3}{2}$
C. 2
D. 5