First I would set what you want your raitio to look like
I would do papers over exit tickets
First lets look at Mr. Rowely,
his stating ratio should look like this 16:14
after simplifying it to the lowest possible form you get 8:7
Next lets look at Mr. Rivera,
his starting ratio is 64:60
after simplifying it to the lowest form you get 16:15
So your final answer is no they are not equivalent, because when the ratios were simplified they were not eqaul