The Temperature of a Metal Rod, 6 M Long, Is $T_{\text {ave }}=32^{\circ} \mathrm{C}$

Multiple Choice

The temperature of a metal rod, 6 m long, is 5 x (in degree Celsius) at a distance x meters from one end of the rod. What is the average temperature of the rod?

A) $T_{\text {ave }}=32^{\circ} \mathrm{C}$
B) $T_{\text {ave }}=56^{\circ} \mathrm{C}$
C) $T_{\text {ave }}=15^{\circ} \mathrm{C}$
D) $T_{\text {ave }}=62^{\circ} \mathrm{C}$
E) $T_{\text {ave }}=50^{\circ} \mathrm{C}$