document.write( "Question 468266: Mary has seven decorative vases to arrange on a shelf. How many different arrangements are possible?\r
\n" ); document.write( "\n" ); document.write( "I am terrible with probability I just need to know how to set these types of problems up and get started. Are diagrams better? Someone please help.
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Algebra.Com's Answer #321290 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
\n" ); document.write( "Hi,
\n" ); document.write( "Mary has 'seven' decorative vases to arrange on a shelf.
\n" ); document.write( "How many different arrangements are possible? 7! = 7*6*5*4*3*2*1 = 5040(calculator)\r
\n" ); document.write( "\n" ); document.write( "Probability is much like every discipline in Mathematics (Algebra, for
\n" ); document.write( "example, has operations or formulas that work best in particular situations
\n" ); document.write( "or 'types of problems', as you put it so well)
\n" ); document.write( " n! operation works with these types. \n" ); document.write( "
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