The letters of the word `“ARTICLE”` are taken four at a time and arranged in all possible ways. The number of arrangements containing 'R' and not containing `'E'` is :

The letters of the word “ARTICLE” are taken four at a time and arranged in all possible ways. The number of arrangements containing 'A' is

The letters of the word “FLOWER” are taken four at a time and arranged in all possible ways. The number of arrangements containing 'F' is

The letters of the word ARTICLE are taken four at a time and arranged in all possible ways.The number of arrangements containing backslash'R backslash' and not containing 'E' is :

The letters of the word FLOWER are taken 4 at a time and arranged in all possible ways. The number of arrangements which begin with F and end with R is

The letters of the words CALCUTTA and AMERICA are arranged in all possible ways. The ratio of the number of there arrangements is

The letters of the word 'MADHURI' are arranged in all possible ways. The number of arrangements in which there are 2 letters between R and D is

The letters of the word “RANDOM' are arranged in all possible ways. The number of arrangements in which there are 2 letters between R and D is

The letters of the word 'RANDOM are arranged in all possible ways.The number of arrangements in which there are 2 letters between R and D is

The letters of the word MADHURI are arranged in all possible ways.The number of arrangments in which there are 2 letters between R and D is

All the letters of the word EAMCET are arranged in all possible ways. The number such arrangements in which no two vowels are adjacent to each other is