Question
In a certain code language, THEN is written as RLBS.
Which word will be written as AEPJ in that code language?Solution
How many 7-letter arrangements of “TENSION” exist where the two N’s are not adjacent?
- Eight books out of which 4 are part of a series and the remaining are standalone books are to be arranged on a shelf. Find the number of arrangements in wh...
7 children are to be selected from a group of 8 boys and 6 girls. In how many ways will the children with at most 3 girls and at least 4 boys be selected?
In how many different ways can the letters of the word ‘PADDLED’ be arranged?
Find the number of words that can be formed by using all letters of the word 'TANGLE', if it starts with letter G and end with letter A.
- A group consists of 10 boys and 6 girls. In how many ways can 6 boys and 2 girls be selected from the group?
In how many different ways can 6 boys and 3 girls to be seated in a row such that all the boys seated together and all the girls seated together?
Determine the number of unique arrangements of the letters in “ELEPHANT” if the vowels always stay together.
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "VINTAGER"?
- Six students are to be seated in a row. Four of them are boys and the rest are girls. In how many ways can they be arranged such that the two girls do not ...