I do not believe it is wrong of you to want a higher hourly wage, you seem to be taking on more responsibilities and should be paid for such.
A lot of families do like a housekeeper that can provide their own cleaning supplies, start small with just the basic necessities until you're able to grow your supplies.
I believe that if she is wanting to follow you around the whole time and ask you what you're using and telling you how to do it that you should leave. She seems like she is capable of doing it herself if she has the time to follow you... more
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