A cup of coffee at temperature $100^{\circ}$$C$ is placed in a room whose temperature is $15^ {\circ}$$C$ and it cools to $60^{\circ}$$C$ in $5$ minutes . Find its temperature after a further interval of $5$ minutes.

Question

$\begin{array}{1 1} (A) \; 18.82^{\circ}C \\ (B) \; 23.82^{\circ}C\\ (C) \; 45.82^{\circ}C\\ (D) \; 38.82^{\circ}C \end{array} $