Can someone me with the ones that are circled?

you so much greatly appreciated : )

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

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

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?