Carmela cut a cake into 12 equal-sized pieces. she ate 2/12 of the cake and her brother ate 3/12 of the cake. what fraction of the cake is left?

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

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height