RD SHARMA ENGLISH-PERMUTATIONS-All Questions
- If P(15 ,r-1): P(16 ,r-2)=3:4 , find rdot
02:38
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- If "^(n+5)P(n+1)=(11(n-1))/2"^(n+3)Pn , find ndot
01:57
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- How many words, with or without meaning, can be formed by using the ...
03:38
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- If a denotes the number of permutations of (x+2) things taken all at a...
03:20
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- In how many ways can 9 examination papers arranged so the best and the...
02:50
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- How many words can be formed with the letters of the words ‘ORDINATE’ ...
03:27
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- A code word is to consist of two distinct English alphabets followed b...
04:59
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- In how many ways can 5 children the arranged in a row such that two of...
05:18
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- How many words can be formed from the letters of the word, TRIANGLE? ...
02:27
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- (i) How many different words can be formed with letters of the word ‘S...
03:58
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- In how many ways can 5 girls and 3 boys be seated in a row so that ...
04:27
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- How many words can be formed with the letters of the words ‘ORDINATE’ ...
03:44
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- When a group photograph is taken, all the seven teachers should be in ...
02:13
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- In a class of 10 students there are 3 girls A, B, C. In how many di...
02:15
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- Compute: (20 !)/(18 !)
00:46
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- Compute: (10 !)/(6! 10 !)
00:49
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- Convert the following products into factorial: 6.7.8.9.10
02:01
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- Convert the following products into factorial: 2.4.6.8.10
01:45
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- Find the LCM of 4! 5! and 6!
02:34
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- Compute: (30 !)/(28 !)
00:45
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