Permutations and Combinations
How many four lettered words can be made with the word FLOWER?
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The number of words, that can be formed by using all letters of the word DAUGHTER, if relative order of vowels and consonants remains same, are
How many words can be formed with the letters of FAILURE when all the vowels should come together?
The number of ways that 30 mangoes can be distributed among 5 boys if each boy is eligible for any number of mangoes is
All the numbers that can be formed using the digits, 1, 2, 3, 4 are arranged in the increasing order in magnitude. The rank of the number 3241 is
Number of ways 6 rings can be worn on four fingers of one hand?
The number of different 6-digit numbers that can be formed using the three digits 0,1 and 2 is
In a library, there are m books of mathematics and n books of natural science. They can be placed on a shelf in 1209600 ways so that the books of the same subject are not separated.If m≥n. then m =
In how many ways can one select a cricket team of eleven from 17 players in which only 5 players can bowl if each cricket team of 11 must include exactly 4 bowlers?