Question: (a) (i) How many 8digit numbers can be formed with the digits 3, 5, and 7? (ii) What fraction of the numbers in part (i)

(a) (i) How many 8digit numbers can be formed with the digits 3, 5, and 7?

(ii) What fraction of the numbers in part (i) have three 3s, two 5s and three 7s?

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