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HIMALAYA PUBLICATION-PERMUTATION AND COMBINATIONS-Question Bank
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- How many signals can be made by 5 flags from 8 flags of different col...
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- How many different words each containing 3 vowels and 5 consonants ca...
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- The number of permutations of 'n' different objects taken r at a time...
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- The number of different seven digit numbers that can be written usin...
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- A polygon has 170 diagnols. How many sides will it have?
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- The number of 2 xx 2 matrices having elements 0 and 1 is
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- There are 'n' seats round a table numbered 1,2, 3,….,n. The number of...
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- All the letters of the word ' EAMCET '' are arranged in all possible w...
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- The straight lines , l1,l2 and l3 are parallel and lie in the same pla...
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- The sum of the digits in unit place of all the numbers formed with the...
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- The number of ways in which 5 boys and 3 girls can he seated in a row ...
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- The maximum number of points into which 4 circles and 4 st . Lines int...
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- The maximum number of points of intersection of 7 circles is
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- The number of four digit even numbers that can be formed using 0,1,2,3...
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- How many four digit numbers can be formed using digits 1,2,3,4,5 such ...
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- A committee of 6 is chosen from 10 men and 7 women so as to contain at...
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- In a class of 10 students there are 3 girls. The number of ways they c...
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- There are 3 copies each of 4 different books. The number of ways they ...
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- The number of numbers that can be formed by using all the digits from ...
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