What is the answer and how did you get the answer? ?

So 3 hours is 180 minutes so it would be 19863 cases sold by 3 hours aka 180 minutes because every 20 minutes 3 cases gets sold.

step-by-step explanation:

this woman was an important writer and propagandist during the american revolution. she was a member of the committee of correspondence (in fact the committee was formed in her home) and was an advisor to many of the revolutionary leaders, including george washington and john adams. who was this revolutionary woman?