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The number of ways that 6 questions ca...

The number of ways that 6 questions can choose out of 9 question so that the first and the last question are always included is

A

35

B

56

C

84

D

none of these

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-PERMUTATIONS & COMBINATIONS-EXERCISE 1B (COMBINATIONS )
  1. The number of ways in which 6players can be selected from a b...

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  2. The number of ways in which 5players are selected from 10 players so ...

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  3. The number of ways that 6 questions can choose out of 9 question ...

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  4. The number of ways that a cricket eleven can be chosen out of ...

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  5. The number of ways in which a term of eleven players can be sele...

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  6. The number of ways in which 7 players can be selected from a b...

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  7. A father takes 8 children 3 at a time to the zoo , as often a...

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  8. A person wishes to make up as many different parties of 10 as ...

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  9. A guard of 12 men is formed a group of n soldiers . It is found...

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  10. From a company 15 soldiers any 4 are from 8 male & 7 female a...

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  11. The number of ways of selecting 6 clerks from 8 male &7 female ap...

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  12. The number of ways a committee consisting of 4 men and 2 women c...

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  13. A group cotains 6 men and 3 women . A committee is to be formed ...

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  14. Out of 6 gentlmen and 4 ladies a committee of 5 is to be ...

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  15. Find the number of ways of selecting 3 vowels and 2 consonants from th...

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  16. The number of ways that 3 English , 3 hindi & Telugu books can ...

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  17. In how many ways can 5 red and 4 while balls be drawn from ...

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  18. How many different committee of 5 can be formed from 6 men an...

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  19. 6 jobs are vacant in an office 8 men and 5 women have applied...

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  20. In how many ways can 8 Indians, 4 Americans and 4 Englilshmen be seate...

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