Mathematics:Rates and Ratios Comparisons
When we create a rate or a ratio we compare two or sometimes three items by division. If we know what a rate or ratio is comparing, and we may pay attention to the measurement and the order of the terms in the comparison, we can make sense of anything. Businesses are in the business of rates and ratios. Many of the items in the store describe using rates and ratios.
- Added：2006
- Country：America
- Duration：15
- Time of update：2011/3/11 15:03:55