Chapter 8.7, Problem 10E

To determine

To evaluate: The double integral ${\displaystyle \underset{R}{\iint }f\left(x,y\right)}dA$ where $f\left(x,y\right)=\frac{\ln y}{x}$, R is the rectangle defined by $1\le x\le e^2$ and $1\le y\le e$.