27.50% is what you get when you turn the fraction 11/40 into a percentage.
The fraction 11/40 is a little more than a quarter, which is why its percent value lands close to 30%. It’s a handy number to remember when you need a quick estimate for parts of a whole.
In everyday situations, you might see this percentage appear in discounts, grades, or statistics. Knowing that 11 out of 40 equals 27.50% helps you compare it easily with other percentages.
If you need to communicate this value, just write 27.50% and most people will understand the size of the portion right away.