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In chess championship 153 games have ...

In chess championship 153 games have been played . If a player with every other player only once , then the number of participants

A

17

B

51

C

18

D

35

Text Solution

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The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-PERMUTATIONS & COMBINATIONS-EXERCISE 1B (COMBINATIONS )
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  3. In chess championship 153 games have been played . If a player ...

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  4. Mr. A has c children by his first wife and Ms. B has x+1 chi...

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  5. There are 20 points in plane no three of which are collinear ....

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  6. There are 21 points in a plane no three of which are collinear...

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  7. How many stainght lines can be drawn by joning 10 points on a ...

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  8. There are n points in a plane no three of which are in the same...

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  9. There are n points in a plane no three of which are in the same...

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  10. The number of lines that can be formed from 12 points is a plan...

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  11. Out of thirty points in a plane , eight of them are collinear . T...

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  12. There are 12 points in a plane ,5 only of which are collinear . T...

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  13. The sides AB,BC,CA of a Delta ABC have 3,4and 5 interior poin...

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  14. The number of triangles formed by joining the vertices of a hexag...

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  15. IF T(n) dentoes the number of triangle formed with n points in ...

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  16. Let T(n) be the number of all possible triangles formed by joi...

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  17. Tm denotes the number of triangles that can be formed with the ...

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  18. Given 5 line segments of lengths 2,3,4,5,6 units then the number ...

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  19. The greatest number of points of intersection of 8 lines and 4 cir...

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  20. In plane there are 37 straight lines , of which 13 pass throug...

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