1)Twenty-five percent of is 21.25? 2) Sixteen percent of what number is 8.96? 3) Find B when R = 25% and P = 125. 4) Forty-five percent of N is 54? 5) 25% (Twent-five percent) of a number is 30. Find the number. 6) Ten percent of the students in a Math class are absent. If there are 4 students who are absent, how many students are enrolled in a Mathclass?​