1.

 A class photograph has to be taken. The front row consists of 6 girls who are sitting. 20 boys are standing behind. The two corner positions are reserved for the 2 tallest boys. In how many ways can t

A. 6! � 1440
B. 18! � 1440
C. 18! �2! � 1440
D. None of these
Answer» C. 18! �2! � 1440


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