The MOD function in Microsoft Excel lets you work out whether one number is divisible by another. If it's not, it tells you what's left over. For example, if you divide 3 by 2, the MOD function will ...

Life is full of decisions. “Third Millennium Thinking: Creating Sense in a World of Knowledge” outlines methods of making choices rationally using scientific methods. Perlmutter says it's easy to fall ...