Answer
(a) $2700F^{\circ}$
(b) $1800K$
Work Step by Step
(a) We know that
$T_F=\frac{9}{5}(T_C+32)$
We plug in the known values to obtain:
$T_F=\frac{9}{5}(1500^{\circ}+32)$
$T_F=2700F^{\circ}$
(b) We know that
$T_K=T_C+273$
We plug in the known values to obtain:
$T_K=1500^{\circ}+273$
$T_K=1800K$