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AAKASH SERIES-PERMUTATIONS & COMBINATIONS-ADDITIONAL SOLVED EXAMPLES
- Find the exponent of 2 in ""^(20)C(10).
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- Find the number of zeros at the end of (100)!
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- In how many ways can 100 persons can be arranged along a row so that t...
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- In how many ways can 10 men and 10 women be divided into 10 couples, e...
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- Find the number of onto functions that can be defined from a set A={a(...
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- How many on-to functions can be defined from a set A={a(1),a(2),.........
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- In a class room there are 10 rows and in each row there are 2 chairs. ...
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- How many different 5-digited numbers can be made, the sum of whose dig...
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- How many 5 digited numbers can be made with odd digits so that no two ...
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- Consider A={1,2,3,......,10} Find the sum of all products of numbers b...
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- In how many ways 5 couples can be arranged along a row so that no husb...
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- Show that the number of ways to select 'r' objects from n distinct obj...
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- n different things are arranged along a circle. In how many ways can '...
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- Five balls are placed in three boxes. Each box can hold all the five b...
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- Five balls are placed in three boxes. Each box can hold all the five b...
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- Five balls are placed in three boxes. Each box can hold all the five b...
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- Five balls are placed in three boxes. Each box can hold all the five b...
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- In howmany ways can a team of 6 horses be selected out of stud of 16 s...
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- There are n pairs of shoes in a closet. If r(ltn) are selected at rand...
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