What number is needed to complete the pattern below? 66 73 13 21 52 __ 10 20

How do you solve a question like this?

Give me the equations of two lines that have the same slope but are not parallel.

The four students in the table below each recorded the time and distance traveled while exercising. exercising distance (miles) time (minutes) gia 2 30 harris 5 50 ian 3 40 jackson 4 80 which list ranks the students from fastest walker to slowest walker? jackson, gia, ian, harris harris, jackson, ian, gia harris, ian, gia, jackson jackson, harris, ian, gia