The fraction 30/91 is equal to 32.97% when converted to a percentage and rounded to two decimal places. This means that if you had 91 items and selected 30 of them, you'd be choosing about one-third of the total. It's a bit less than one-third, which would be 33.33%, but pretty close.
In everyday situations, you might encounter this fraction when dealing with statistics or probabilities. For example, if 30 out of 91 students in a school wore glasses, you could say that 32.97% of the student body wears glasses. This percentage gives a clearer picture of the proportion than the fraction alone, especially when comparing it to other schools or groups.