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01 - World's shortest IQ test

 1. A bat and a ball cost $1.10 in total. The bat costs $1 more than the ball. How much does the ball cost?
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  1 cent

  10 cents

  5 cents

  20 cents

 2. If it takes 5 machines 5 minutes to make 5 widgets, how long would it take 100 machines to make 100 widgets?
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  10 minutes

  5 minutes

  50 minutes

  100 minutes

 3. 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 of the lake?
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  24 days

  47 days

  34 days

  2 days