Aparallelogram is transformed according to the rule (x, y) → (x, y). which is another way to state the transformation?

a)r0, 90°
b)r0, 180°
c)r0, 270°
d)r0, 360°

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.