Question

0.5 is ten times as great as?

Answer 1

0.5 is ten times as great as 0.05

0.5/10=0.05

Check Your Work To Make Sure It's Correct
0.05*10=0.5

Answer 2

Let's cut the chit chat, and formalities. I'm not one for greetings or unnecessary niceties. 

Divide 0.5 by 10=
0.05

Check work.
0.05 x 10 = 0.5