Please Help the question is below

A bag contains 24 blue and purple marbles. The number of purple marbles, p, is one less than four times the number of blue marbles, b. How many marbles are purple? Use the table to guess and check.

A). 5

B). 9

C). 15

D). 19

You are a male who just graduated from college with a bachelor's degree. you have a job paying $50,780.00/yr. a. how does your salary compare to the yearly median earnings for a male with a bachelor's degree? b. what is the difference between the yearly median earnings for a male with a bachelor's degree compared to a male who does not attend college after earning a high school diploma?