Which expression is equivalent to Cube root of 216 x Superscript 27 ?

Which equation represents the partial sum of the geometric series?

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

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.