a closet has 5 pair of shoes the no. of ways in which 4 shoes can be drawn from it such that there will be no complete pair
                   

3 years ago

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Dear Shivom, 


The first shoe can be drawn in 10 ways, 2nd in 8,3rd in 6 and 4th in 4 ways. therefore answer=1920 ways


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Chetan Mandayam Nayakar – IIT Madras  

3 years ago
                                        Dear student,
the answer is 5C1=5.it is very simple.u have to choose any 4 out of the 5 shoes(that is,only 1 shoe from each pair).hope u have understood the solution.if not,call me on 07209736303.plz approve my answer if u like it
3 years ago

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