What are the possible events for two consecutive days

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable

With alll of except for the 2 that i did already

Find the root(s) of f (x) = (x- 6)2(x + 2)2.