The fraction 30/85 is equal to 35.29% when converted to a percentage. This means that if you had 85 items and selected 30 of them, you'd have about 35% of the total. It's a bit more than one-third but less than half of the whole amount.
In everyday life, you might see this percentage used in various situations. For example, if a store sold 30 out of 85 shirts during a sale, they could say they sold 35.29% of their inventory. Or if 30 out of 85 students passed a test, a teacher might report that about 35% of the class succeeded. This fraction and its percentage form can be useful for comparing parts to wholes in many different contexts.