tolong donk kak.. bantuannya pake caranya besok udah dikumpulkan.. please..

1[tex] \frac{1}{5^{3} } [/tex] +[tex] \frac{1}{10^{2} } [/tex]
= 1/125 + 1/100
= 8/1000 + 10/1000 =18/1000 = 9/500 (B)