50x10^2:5,5x10^2=......

50 x 10^2 : 5,5 x 10^2
= 50 x 10^2 : 11/2 x 10^2
= 50 x 10^2 x 2/11 x 10^2
= 100 x 10^4/11
= 10^2 x 10^4/11
= 10^6/11

[ / = per]

Smga Membantu >.<