In the table on the right there are grades that were earned by students on a midterm L business math exam. What percent of the students earned a grade below 507 [| 73 94 73 84 92 66 87 69 L &8 90 80 88 69 89 99 83 97 99 The percent of students with grade below 80 is | |%. (Round to the nearest whole number as needed.)