If the permutations of a, b, c, d, e taken all together be written dowan in alphabetical order as in dictionary and numbered then the rank of the permutation debac, is

If all permutations of the letters in the word 'OBJECT" are arranged (and numbered serially) in alphabetical order as in a dictionary then the 717^th word is

If all the permutations of the letters in the word OBJECT are arranged (and numbered serially) in alphabetical order as in a dictionary, then the 717th word is a. TOJECB b. TOEJBC c. TOCJEB d. TOJCBE

If all the permutations of the letters in the word OBJECT are arranged (and numbered serially) in alphabetical order as in a dictionary, then the 717th word is a. TOJECB b. TOEJBC c. TOCJEB d. TOJCBE

If all the permutations of the letters in the word OBJECT are arranged (and numbered serially) in alphabetical order as in a dictionary, then the 717th word is a. TOJECB b. TOEJBC c. TOCJEB d. TOJCBE

Find the number of permutations of letters a,b,c,d,e,f,g taken all tagether if neither beg nor cad pattern appear.

The letters of the word COCHIN are permuted and all the permutations are arranged in an alphabetical order as in an english dictionary the number of words that appear before the word COCHIN is

The letters of the word COCHIN are permuted and all the permutations are arranged in an alphabetical order as in an English dictionary. The number of words that appear before the word COCHIN is

The letters of the word COCHIN are permuted and all the permutations are arranged in alphabetical order as in an English dictionary .The number of word that appear before the word COCHIN is