When writing a repeating decimal as a fraction does the number of repeating digit you use matters

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

Can someone me with my hwplz(only the circled ones)

Graph y = -|x| + 2. click on the graph until the correct one appears.