Answer:
if that is the ratio the fraction would be 8/14 but if we were to simplify this fraction it would be 4/7
2x2-32=0 is -4,4
4x2-100=0 is -5,5
The answer is number 2 because a positive number is always bigger than a negitive number
18.82 , 19.33 , 19.46
Hope this helps :)