The ratio of 5:2 can be expressed in fraction form as:
\[ \frac{5}{2} \]
Among the options provided, none match this fraction directly. However, if you need the equivalent fraction with the numerator as 2, you can find it by dividing both the numerator and the denominator by 5:
To convert \(\frac{5}{2}\) to have a numerator of 2:
\[ \frac{5}{2} = \frac{5 \div 2.5}{2 \div 2.5} = \frac{2}{0.8} \]
However, since 0.8 is not a whole number, that wouldn't help.
So, the exact fraction for the ratio of 5:2 is:
\[ \frac{5}{2} \]
This means that none of the options you provided represent the correct fraction for the ratio 5:2.
If you need the ratio simplified or converted to different terms, let me know!