permutation - PlacementsWala

permutation

In how many different ways can the letters of the word ‘OPTICAL’ be arranged so that the vowels always come together?

Aptitude and Reasoning MCQ Questions with Solutions In how many different ways can the letters of the word ‘OPTICAL’ be arranged so that the vo…

The number of 6-digit even numbers that can be made from the number 214635 are:

Aptitude and Reasoning MCQ Questions with Solutions The number of 6-digit even numbers that can be made from the number 214635 are:? A) 18 B) 72…

If we permute 5 letters of the word ‘mango’. The number of permuted words with ‘n’ at the second place are:

Aptitude and Reasoning MCQ Questions with Solutions If we permute 5 letters of the word ‘mango’. The number of permuted words with ‘n’ at the se…

How many three digit numbers can be formed using 2, 3, 4 and 5 with none of the digits being repeated?

Aptitude and Reasoning MCQ Questions with Solutions How many three digit numbers can be formed using 2, 3, 4 and 5 with none of the digits being…