Question

http://prntscr.com/4bwuan

Answer 1

Simplify the fraction, what do you get?

Answer 2

I won't give you the answer, give it a try.

Answer 3

25/5

Answer 4

@shamil98

Answer 5

Nope.
I'll give you the first step:
Take what you can out of the radicals, and then rationalize the denominator.
\[\frac{ \sqrt{100} }{ \sqrt{20} } = \frac{ \sqrt{10^2} }{ \sqrt{2^2*5} } \]

Answer 6

\[\sqrt{100}=10 \]
\[\sqrt{20} = 2\sqrt{5}\]

Answer 7

5?

Answer 8

right?

Answer 9

@shamil98

Answer 10

no...

Answer 11

yes

Answer 12

http://www.wolframalpha.com/input/?i=sq+root+100%2F+sq+root+20 @shamil98

Answer 13

C,D, and F