Math 30 Permutations with Restrictions Worksheet

13. In how many ways can 5 boys and 5 girls be arranged in a row . a. if the boys and girls are alternated? (28 800) b. if the boys and girls alternate but a boy is at the beginning of the row? (14 400) At least & At most. 13. Find the number of 4-letter words that can be formed from the letters of the word . FACETIOUS, if at least one ... ................
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