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The total number of flags with three hor...

The total number of flags with three horizontal strips in order, which can be formed using 2 identical red, 2 identical green, and 2 identical white strips is equal to a. `4!` b. `3xx(4!)` c. `2xx(4!)` d. none of these

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CENGAGE PUBLICATION-PERMUTATIONS AND COMBINATIONS-All Questions
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  2. The number of 5 digits numbers that contain 7 exactly once is

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  3. The total number of flags with three horizontal strips in order, whi...

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  4. Let A be a set of n(ge 3) distinct elements. The number of triplets (x...

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  10. There are 3 men and 7 women taking a dance class. If N ils number ...

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  11. Let S={1, 2, 3, 4} . The total number of unordered pairs of disjoint ...

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  12. Number of permutations of 1, 2, 3, 4, 5, 6, 7, 8, and 9 taken all a...

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  13. The number of distinct natural numbers up to a maximum of four digi...

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  14. In a three-storey building, there are four rooms on the ground floo...

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  17. Number of four-digit numbers of the form N=a b c d which satisfy fol...

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