The purpose of expository writing is to inform, explain, describe, or define the author's subject to the reader.
You'd use this type of writing when you want to explain a certain term or idea to your readers, or just to give them an opportunity to learn something more about it, and for them to be informed/understand something they didn't prior to that.
Because he wants to see which on his servants are loyal to him. Also if his wife will be...
The least common denominator of them is 75:
15, 30, 45, 60, 75, 90, ...
25, 50, 75, 100, ...
Five fifteens fit in 75 and three twenty-fives fit in 75, so we have to multiply the first fraction by 5 and the second one by 3:
10/75
12/75
It means that the second one is bigger by 2/75.
I don’t get what you want me to do