I Q Test (The Cognitive Reflection Test) This is hard!

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Title: I Q Test (The Cognitive Reflection Test) This is hard!
Description: Give a short description
Quiz Taken: 14477 times
Author: fb702501673
fb702501673
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  • A bat and a ball cost £1.10 in total.The bat costs £1 more than the ball.How many pence does the ball cost?
  • If it takes five machines five minutes to make five widgets,how many minutes would it take 100 machines to make 100 widgets?
  • In a lake there is a patch of lilly pads.Every day the patch doubles in size.If it takes 48 days for the patch to cover the entire lake,how many days would it take for the patch to cover half the lake?
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