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GPREP1-Songs selected

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Source: — Problem Solving |
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by parallel_chase » Mon Aug 18, 2008 10:54 pm
I dont think this is a permutation or combination question.

There are 12 songs in total
each song is repeated 4 times.


total number of songs including repetitions = 12*4 = 48

every person has to select 2 different songs from 48 since repetitions are included.

48/2 = 24 students.
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by sudhir3127 » Mon Aug 18, 2008 11:05 pm
I second chases' thought... its not a P&C question.. the way he solved is the only way to do it...
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