There are 5 balls numbered from 1 to 5 in a box. A ball is picked from the box and placed back, then again a ball is picked. What is the probability that the product of the numbers on two balls is even? 

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>