Question 242011
<pre><font size = 4 color = "indigo"><b>
Pick the first letter any of 5 ways.
Pick the second letter any of the remaining 4 ways.
Pick the third letter any of the remaining 3 ways.
Pick the fourth letter either of the remaining 2 ways.
Pick the fifth letter the remaining 1 way.

So that's 5*4*3*2*1 = 120 ways

Edwin</pre>