Answer:
Yes her comparison is correct because 10.9 is less than 11.5.
So I agree with Kimmy you can do decimal value chart or decimal comparisons.
No because 11.5 hours is not greater than 10.9 days.
Explanation:
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![\left[\begin{array}{ccc}o&t&h\\10&9&\\11&5\end{array}\right]](https://img.qammunity.org/2022/formulas/mathematics/middle-school/g1lhy2i07mqks4vwoxrvwa4c86wjk1ia18.png)