A problem by Prashanth Sridhar

Level pending

Three letters are dictated to three persons and an envelope is addressed to each of them The letters are inserted into the enveloped at random so that each envelope contains exactly one letter.What is the probability of at least one letter being in its proper envelope


The answer is 0.67.

This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try refreshing the page, (b) enabling javascript if it is disabled on your browser and, finally, (c) loading the non-javascript version of this page . We're sorry about the hassle.

0 solutions

No explanations have been posted yet. Check back later!

0 pending reports

×

Problem Loading...

Note Loading...

Set Loading...