A problem statement is a powerful tool that helps businesses ask the right questions. Used properly, it can lead to efficient solutions and make problem-solving feel like a breeze. Done poorly, it can ...

From choosing what to eat for breakfast to picking out what to wear to charting out a new project to saying no to a proposal, our days are full of decisions. Some are small, while others could affect ...

Opinions expressed by Entrepreneur contributors are their own. The most successful businesses solve a problem for the end-user. Lyft gets people from Point A to Point B quickly and cheaply. Amazon ...

If there are nine people in a room and every person shakes hands exactly once with each of the other people, how many handshakes will there be? How can you prove your answer is correct using a model ...