Permutations & Combinations 5

1. i) The word ARGENTINA includes the four consonants R, G, N, T and the three vowels A, E, I. Find the number of different arrangements using all the nine letters.

1. ii. The word ARGENTINA includes the four consonants R, G, N, T and the three vowels A, E, I. How many of these arrangements have a consonant at the beginning, then a vowel, then another consonant, and so on alternately.