The fraction 18/91 is equal to 19.78% when converted to a percentage and rounded to two decimal places. This means that if you had 91 items and selected 18 of them, you'd be choosing about one-fifth or 20% of the total. It's a bit less than exactly 20%, but pretty close.
In everyday situations, you might encounter this fraction or percentage when dealing with things like test scores, survey results, or even cooking measurements. For example, if 18 out of 91 people surveyed preferred a certain product, you could say that 19.78% of the group liked it. This percentage gives a clearer picture of the proportion than the fraction alone, especially when comparing it to other data.
