121. The ‘Mixed Double’Four married couples played a tennis tournament of ‘mixed doubles’. A man and a woman always played against a man and a woman. However, no person ever played with or against any other person more than once. They all played together in two courts on three successive days.Can you show how they […]
111. Up the Stream-Down the StreamWhile up stream, a crew can row a boat in eight and four-sevenths minutes. But if there was no stream they could row it in seven minutes less than it takes them to drift down the stream.Can you say how long it would take them to row down with […]
Emotional intelligenceas a theory was first brought to public attention by the book Emotional Intelligence. Why it can Matter More Than IQ by Daniel Goleman, but the theory itself is, in fact, attributed to two Americans, John D Mayer and Peter Salovey. What is emotional intelligence exactly? According to Goleman, Emotional intelligence consists of five […]
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