A 24 Out of 28 As a Percentage

A 24 Out of 28 As a Percentage

24 Out of 28 As a Percentage


28 of 28? The Knight Foundation’s recent story on the 28 American cities serving up the most unique bars per capita sent my head spinning this week. Now I’m not knocking bars. I know that there are many good reasons that people happen to live in these towns, but it is just a little surprising to see.


1 Answer. The usual grading system is percentages. We need to express 25 out of 30 as a percentage. First, we work it out as a fraction: 25/30=5/6 because 5 is a common factor of the top and bottom, so we can divide both by 5. So the grade, under this system, is 83 percent.

The percent of increase or decrease is the measure of percent change. It is commonly calculated to find how much something has changed, like finding a pay increase or discovering how grocery bills have climbed from one trip to the next. The calculations are relatively straight forward but easily forgotten… (Source: percentcalculators.com)


A common practice after an evening meal at a fine restaurant is to calculate the tip for the waiter or waitress. Based on how well we liked the service, we come up with a gratuity that’s usually based on a percentage of the bill. The Basic Percent Calculator finds the percentage of a known amount, just like how you would in calculating a tip…

In this section we learn how to express one number as a percentage of annother. For example, by the end of this section we'll have no trouble showing that: \[18 = 45\% \ \text{of} \ 40\] We start by learning the method as well as read through a worked example before working through some exercises. A percent is a ratio whose second term is 100. Percent means parts per hundred. The word comes from the Latin phrase per centum, which means per hundred. In mathematics, we use the symbol % for percent or the abbreviation pct. (Source: www.hackmath.net)


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