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A person buys eight packets of TIDE dete...

A person buys eight packets of TIDE detergent. Eachpacket contains one coupon, which bears one of the let-ters of the word TIDE. If he shows all the letters of theword TIDE, he gets one free packet. If he gets exactlyone free packet, then the number of different possiblecombinations of the coupons is

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CENGAGE ENGLISH-PERMUTATIONS AND COMBINATIONS-All Questions
  1. Number of ways in which Rs. 18 can be distributed amongst four pers...

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  2. 2m white counters and 2n red counters are arranged in a straight line ...

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  3. A person buys eight packets of TIDE detergent. Eachpacket contains one...

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  4. There are three copies each of four different books. The number of ...

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  5. The number of ways in which 12 books can be put in three shelves wi...

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  6. The total number of ways in which 2n persons can be divided into n ...

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  7. Let x1 , x2 , x3,....., xk be the divisors of positive integer n (inc...

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  8. Let A = {x1, x2, x3, ,x7},B={y1, y2, y3} The total number of func...

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  9. The total number of ways in which n^2 number of identical balls...

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  10. Six X ' s have to be placed in thesquares of the figure below, such th...

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  11. Column I, Column II Four dice (six faced) are rolled. The number...

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  12. A committee of 12 is to be formed from nine women and eight men. In ho...

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  13. Let Tn denote the number of triangles, which can be formed using t...

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  14. In a group of boys, two boys are brothers and six more boys are pres...

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  15. If N is the number of ways in which a person can walk up a stairwa...

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  16. If ^nCr=84 ,^n C(r-1)=36 ,a n d^n C(r+1)=126 , then find the value of...

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  17. Column I Column II Total number of function f:{1,2,3,4,5}vec{1,2...

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  18. find 7C4

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  19. A function is defined as f:[a1, a2, a3, a4, a5, a6]vec{b1, b2, b3}dot ...

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  20. Find the number of ways in which 22 different books can be given to 5 ...

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