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by jain.yogesh
Mon Oct 12, 2009 10:24 pm
 
Forum: General GMAT Strategy Questions
Topic: 4th edition - Advanced topics for Math guides
Replies: 1
Views: 1013
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4th edition - Advanced topics for Math guides

Hello - I recently purchased the complete set of your 3rd edition study guides and the 11th ed OG a month back or 2 back. I just learned that you have since released 4th editions. On the website - I noticed that each of the 4th edition guides contain an advanced section - Could you kindly elaborate ...
by jain.yogesh
Tue Oct 13, 2009 6:05 pm
 
Forum: Manhattan Prep GMAT CAT Math
Topic: Six mobsters have arrived at the theater for the premiere of
Replies: 47
Views: 24964
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Re: Six mobsters have arrived at the theater for the premiere of

Here is an alternate solution. Permutations with 6 mobsters - without any contraints = 6! = 720 If Frankie stands in the 1st position - # permutations of remaining 5 mobsters = 5! = 120. So Max unconstrained permutation is 720 ... and we know by fixing 1 position we have 120 cases...hence the result...