Answer
$\approx4.055$
Work Step by Step
$\bf{\text{Solution Outline:}}$
Use a calculator to find the value of the given expression, $
\dfrac{\ln\dfrac{2}{3}}{-0.1}
.$
$\bf{\text{Solution Details:}}$
Using a calculator, the value of the given expression is
\begin{array}{l}\require{cancel}
\dfrac{\ln0.6667}{-0.1}
\\\\=
\dfrac{-0.405415109358}{-0.1}
\\\\
\approx4.055
.\end{array}