2024 DHS H1 Q6
2024 DHS H1 Q6
8 marks
Find the number of ways to arrange the \(9\) letters of the word DISCOVERY in which
- the two letters C and D are next to each other,[2]
- the letters D, I, S, C, O and the letters V, E, R, Y must alternate,[2]
- the first letter and the last letter are vowels and the letters C and D are not next to each other.[4]
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Answer:(a) \(80640\) (b) \(2880\) (c) \(21600\)
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