two-way tables with relative frequencies

rick surveyed 50 students at his school to see how many have after-school jobs and how many are getting the new video game console that is coming out next month. From his data, 30% of the students are getting the new console, Also, of the 20 students who have after-school jobs 45% are getting the new console. using this information, complete the following table with the relative frequency of the columns.  .70   .20.  .55   .30   1.00 .80  .45