Question 730730
.
Hi, From numbers 1 through 24 how may set of 12 numbers 
can I make with no number being use twice in one set?
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<pre>
These sets are called COMBINATIONS of 24 numbers taken 12 at a time.


The formula for the number of such sets is  

     24*23*22* . . . * 13
    ---------------------- = 2704156.    <U>ANSWER</U>
     1*2*3* . . . .  * 12
</pre>

Solved/answered.


You may learn further about combinations from your textbook 
or from the Internet requesting this keyword "combinations".



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The answer in the post by @lynnlo is incorrect,
so you better ignore his post.