Answer
$\approx0.511$
Work Step by Step
$\bf{\text{Solution Outline:}}$
Use a calculator to find the value of the given expression, $
\ln \dfrac{5}{3}
.$
$\bf{\text{Solution Details:}}$
Using a calculator, the value of the given expression is
\begin{array}{l}\require{cancel}
\ln 1.6667
\\\\
\approx0.511
.\end{array}