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In how many ways can 5 girls and 5 boys ...

In how many ways can 5 girls and 5 boys be arranged in a row if all boys are together.

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  11. A committee of 6 is chosen from 10 men and 7 women so as to contain at...

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  12. If .^(n+2)C8:^(n-2)P4:: 57 : 16 , find n

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  15. In how many ways can 5 girls and 5 boys be arranged in a row if all bo...

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  16. Out of 15 balls, of which some are white and the rest are black, how ...

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  17. इस दीपावली त्यौहार पर, कक्षा में प्रत्येक छात्र दूसरे को ग्रीटिंग का...

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  18. If there are 12 persons in a party, and if each two of them shake hand...

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  19. Find the ratio of .^20Cr and .^(25)Cr when each of them has the greate...

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