Can somebody help me? I’m really confused. This is geometry by the way.

There is a linear relationship between a salesperson sales and her weekly income.if her sales are $200 her income is $500 and if her sales are 1,200 her income is $600.what is the relationship between sales and income

Which of the following is most likely the next step in the series

The first four terms of a sequence are shown on the graph below. what can be concluded about the sequence? the common ratio of the sequence is 2. the common difference of the sequence is 2. the next term of the sequence is represented by the point (5, 64). the next term of the sequence is represented by the point (5, –64).