Four brain teasers for you

brain_teasers_puzzlesThese brain teasers come courtesy of Kepner-Tregoe, which offers training in problem-solving, decision-making, project management and trouble-shooting. To see the answers, go here.

  1. You are a participant in a race with many runners. You overtake the second person. What position are you in?
  2. Mary’s father has five daughters. Their names are Nana, Nene, Nini, Nono and ??? What is the name of the fifth daughter?
  3. A cup and teapot set costs $110. The teapot costs $100 more than the cup. How much is the cup?
  4. In a lake there is a patch of lily pads. Every day, the patch doubles in size. If it takes 48 days for the patch to cover the entire lake, how long would it take for the patch to cover half the lake?

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