Suppose ten letters from the middle of the English alphabet are reversed to make a new arrangement. Without repeating any letters, how many meaningful word(s) can be formed using the 6th to 11th letters from the right end of the new arrangement?312More than 3

In the series given below, how many meaningful word/words can be formed using 1st, 3rd, 5th, 7th, and 9th letters from the left? (Note: Repetition of these letters are allowed, and using all these letters is not mandatory.)L S W U A M I P L

There are three English letters available: A, B, C and D. How many unique arrangements can Tom create using these letters?

n how many ways can the letters of the word "COMBINATION" be arranged?Choices:- 10! 11! 12! 13!

In how many ways can the letters of the word COMPUTER be arranged?Options50407!6!8!

If all the letters in the word NEIGHBOUR are rearranged as they appear in the english alphabets , the position of how many letters will remain unchanged after the rearrangement ?OptionsMore than threeOneThreeNoneTwo