In how many ways a President, VP and Water-boy can be selected from a group of 1
In how many ways a President, VP and Water-boy can be selected from a group of 10 people.
In how many ways can 5 different toys be packed in 3 identical boxes such that n
In how many ways can 5 different toys be packed in 3 identical boxes such that no box is empty, if any of the…
In how many ways can 8 Indians and, 4 American and 4 Englishmen can be seated in
In how many ways can 8 Indians and, 4 American and 4 Englishmen can be seated in a row so that all person of…
A letter lock consists of 4 rings, each ring contains 9 non-zero digits. This lo
A letter lock consists of 4 rings, each ring contains 9 non-zero digits. This lock can be opened by setting four digit code with…
How many Permutations of the letters of the word APPLE are there?
How many Permutations of the letters of the word APPLE are there?
10 students are to be seated in two rows equally for the Mock test in a room. Th
10 students are to be seated in two rows equally for the Mock test in a room. There are two sets of papers, Code…
How many different words can be formed using all the letters of the word ALLAHAB
How many different words can be formed using all the letters of the word ALLAHABAD? (a) When vowels occupy the even positions. (b) Both…
How many ways can 4 prizes be given away to 3 boys, if each boy is eligible for
How many ways can 4 prizes be given away to 3 boys, if each boy is eligible for all the prizes?
In how many ways can 10 examination papers be arranged so that the best and the
In how many ways can 10 examination papers be arranged so that the best and the worst papers never come together?
Find the number of ways in which 8064 can be resolved as the product of two fact
Find the number of ways in which 8064 can be resolved as the product of two factors?
In how many ways 4 boys and 3 girls can be seated in a row so that they are alte
In how many ways 4 boys and 3 girls can be seated in a row so that they are alternate.
The letter of the word LABOUR are permuted in all possible ways and the words th
The letter of the word LABOUR are permuted in all possible ways and the words thus formed are arranged as in a dictionary. What…