[" 16.In how many ways can the letters of the word INSURANCE be arranged,so that vowels are "],[" occupied at even places? "]

In how many ways can the letter of the word 'INSURANCE' be arranged, so that the vowels are never separate?

In how many ways can the letter of the word 'INSURANCE' be arranged, so that the vowels are never separate?

In how many ways can the letter of the word 'INSURANCE' be arranged, so that the vowels are never separate?

In how many ways can the letter of the word 'INSURANCE' be arranged, so that the vowels are never separate?

In how many ways can the letters of the world CORPORATION be arranged so that vowels always occupy even places ?

In how many ways can the letters of the words STRANGE be arranged so that the vowels may appear in the odd places ?

In how many ways can the letters of the word STRANGE be arranged so that the vowels may appear in the odd places?

In how many ways can the letters of the word INTERMEDIATE be arranged so that: the vowels always occupy even places? the relative order of vowels and consonants do not alter?