97 (5) how many of these arETess are mllojes of 5! 3. In how many ways can a party of 7 persons arrange themselves (a) in a row of 7 chairs?( b) around a circular table? There are 3 boys and 2 girls la) In how many ways can 3 boys and 2 girls sit in a row? (b) In how many ways can they sit in a row if the boys and girls are each to sit together? (c) In how many hev sit in a row if just the girls are to sit together? w be formed from

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