A boy walks $\large\frac{2}{3}$$km$ from a place Q. towards north and then from there $1\large\frac{3}{5}$km$ towards south. Where will he be now from Q.

Question

$\begin{array}{1 1} \large\frac{15}{14} \\ \large\frac{14}{15} \\ \large\frac{3}{5} \\ \large\frac{7}{5} \end{array} $