If 18Cr = 18Cr+2 ; find rC5.
56
63
49
42
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1
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If a team of 4 persons is to be selected from 8 males and 8 females, then in how many ways can the selections be made to include at least 1 female
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2
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In how many ways can a cricketer can score 200 runs with fours and sixes only?
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3
Discuss
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There are three rooms in a motel: one single, one double, and one for four persons. How many ways are there to house seven persons in these rooms?
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4
Discuss
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In how many ways a committee, consisting of 5 men and 6 women can be formed from 8 men and 10 women?
Solution |
5
Discuss
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If C(n, 7) = C(n, 5), find n
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6
Discuss
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The value of 75P2
Solution |
7
Discuss
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In how many ways can a group of 5 men and 2 women be made out of a total of 7 men and 3 women?
Solution |
8
Discuss
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Find the number of ways in which mixed double tennis game can be arranged amongst 9 married couples if no husband and wife play in the same game
Solution |
9
Discuss
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How many 4-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed?
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10
Discuss
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In how many ways can the letters of the word 'LEADER' be arranged?
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