1.

There are five different boxes and seven different balls. The number of ways in which these balls can be distributed so that box 2 and box 4 contain only 1 ball each and at least 1 box is empty is N. (Order of putting the balls in the boxes is NOT considered). Then the digit in the hundredth's place of N is ............

Answer»

a. 1100
b. 2200
C. 3906
d. 4400

Answer :C


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