A group of 155 seniors at a local university were asked if they took an economics class and if they had an internship. The following table shows the results. Economics Class No Economics Class Total Internship 30 68 98 No Internship 16 41 57 Total 46 109 155 According to the table, what is the probability that a randomly chosen senior does not have an internship given that they took an economics class? Give your answer as a fraction in simplest form