Most visitors to restaurants arrive in even-numbered groups: a table for two, table for four. Most appetizer nibbles at restaurants arrive in odd numbers: five fritters, nine slices of crudo, three ...

Any number that can be divided by \({2}\) is called an even number. Some examples of even numbers are \({2}\), \({4}\), \({6}\), \({8}\), \({10}\), \({22}\), \({144 ...

The ability to classify objects is crucial to thinking. When you place an object into a category, you are able to predict things about it. When you see a small furry four-legged animal in someone’s ...