Yvaries jointly with w and z inversely with x. if y=36, when x=14, w=7 and z=8. then what is y when x=20, w=16, and z=10?

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

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.

Joanie watched 1 out of three of a movie in the morning