what is the ratio of the measurements 6/12=2.5/5 in simplest form

a.2:1
b.6:12
c.1:2
d.none of these

please help ms sue please or any body

please i neeeed help i think a but i not 100% sure

ms sue

a is correct.

are u sure i am right

http://www.jiskha.com/display.cgi?id=1421291427

am i right ms sue

Enough, Sam!!

what i am just saying am i right

Looks like C to me

6/12 = 1/2 = 1:2
2.5/5 = 1/2 = 1:2