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 ...

Benito Piuzzi is the COO of Lakeview Loan Servicing and former McKinsey consultant where he specialized in large-scale transformations. Problem-solving is a core competency needed in any business to ...

The designers for Monte Vista Elementary School’s proposed outdoor classroom had some key questions to answer: What materials could they use while staying under the district’s $10,000 budget? How much ...

A problem doesn't last a lifetime. But how you deal with it can make it linger for years without resolution. In my studies about the topic, I've identified that, in addition to everything that ...

Supply chains face numerous risks and disruptions, from geopolitical conflict to extreme weather events, labor disputes, and beyond. More than ever, supply chain professionals need creative thinking ...

Key points Word problems that can be solved by the same arithmetic operation have varying difficulty. Problems that involve the inverse relation between addition and subtraction are more challenging.