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Find number of ways that 8 beads o diffe...

Find number of ways that 8 beads o different colors be strung as a necklace.

A

2520

B

2880

C

5040

D

4320

Text Solution

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The correct Answer is:
A
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OBJECTIVE RD SHARMA ENGLISH-PERMUTATIONS AND COMBINATIONS-Chapter Test
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  3. The number of ways to rearrange the letters of the word CHEESE is

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  4. If \ ^(k+5)P(k+1)=(11(k-1))/2dot\ ^(k+3)P(k\ )Pk then the values of k ...

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  5. Find the number of proper factors of the number 38808. also, find sum ...

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  6. In a party 15 people shake their hands with each other. How many tim...

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  7. The number of ways in which 5 beads of different colours can be made i...

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  8. Find number of ways that 8 beads o different colors be strung as a ...

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  9. There are n points in a plane of which 'p' points are collinear. How m...

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  10. The number of 4 digit even numbers that can be formed using 0, 1, 2, 3...

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  11. The number of ways in which 21 objects can be grouped into three group...

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  12. Let L1 and L2 be two lines intersecting at P If A1,B1,C1 are points o...

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  13. In a plane there two families of lines : y=x+r, y=-x+r, where r in {0,...

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  14. How many words can be formed out of the letters of the word, ARTICLE, ...

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  15. The number of ways in which 9 persons can be divided into three equal ...

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  16. A dictionary is printed consisting of 7 lettered words only that can b...

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  17. The number of times the digit 5 will be written when listing the integ...

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  18. How many numbers lying between 999 and 10000 can be formed with the he...

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  19. The number of different words that can be formed from the letters of t...

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  20. How many four digit numbers can be formed using digits 1, 2, 3, 4, 5 s...

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