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MODERN PUBLICATION-PERMUTATIONS AND COMBINATIONS-EXERCISE
- From 2 mangoes, 3 oranges and 4 apples, how many selections of fruits ...
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- At an election, a voter may vote for any number of candidates not grea...
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- If m red balls and n white balls are placed in a row so that no two wh...
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- Serial numbers for an item produced in a factory are to be made using ...
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- How many 3-letter code words are possible using the first 10 letters o...
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- In how many ways, can three jobs I, II and III be assigned to three pe...
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- A biologist studying the genetic code is interested to know the number...
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- In the fig., we see that it has 4 horizontal blocks (or paths) and 3 v...
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- Find the number of divisors of the number 36000.
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- Prove that 33! is divisible by 2^15.
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- If r is allowed to vary, find the value of r for which "^nCr is maximu...
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- Find the number of ways in which the letters of the word “ARRANGEMENT”...
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- How many words, with or without meaning, each of 2 vowels and 3 conson...
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- How many words, with or without meaning, can be formed using all the l...
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- In how many ways can the letters of the word ASSASSINATION be arranged...
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- In how many ways can the letters of the word 'ALGEBRA' can be arranged...
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- In how many ways can the letters of the word 'ALGEBRA' can be arranged...
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- In how many different ways can five boys and five girls form a circle ...
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- We wish to select 6 persons from 8, but if the person A is chosen, the...
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- Each of the six squares in the strip shown in the fig., is to be colou...
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