Question If we list all the words that can be formed by rearranging the letters

# Category: Combinatorics

## Permutation and Combination: View the entire Chapter for free

Permutations and Combinations is a wonderful topic to prepare for and is a fun topic

## CAT – Probability

Probability Question Question: [x] = greatest integer less than equal to x. If x lies

## CAT Counting: Letters and Words

Question If all words with 2 distinct vowels and 3 distinct consonants were listed alphabetically,

## CAT Counting: Question with digits

This is an interesting question from Counting. Simple framework, but one needs to be very

## Permutation and Combinations – Theory

The previous two posts discussed a key idea behind counting number of options for the question

## Permutations and Combinations

Question Sum of three whole numbers a, b and c is 10. How many ordered

## Questions and solutions on Permutation and Combination

Permutation and Combination. Questions 1. Sum of three natural numbers a, b and c is

## Solutions to questions on permutations and combinations

Have given below solutions to the questions on permutations and combinations 1. a, b, c

## Permutation and Combination (with a touch of Number Theory)

Have given below a few questions on Counting that also include a bit of Number