Bridge to college math unit 3 assessment humming bird

Which of the following describes the symmetry of the graph of y = x3?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document