If a couple has 4 children then what are the chances that 2 of them are girls and 2 of them are boys. 

  1. 1/2
  2. 3/8
  3. 1/16
  4. none of these

0 comments

    XHTML: You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>