2024 MI H1 Q9

2024 MI H1 Q9

8 marks
  1. Find the number of different arrangements of the \(9\) letters of the word SUNFLOWER in which
    1. there is no restriction,[1]
    2. the letters are not in alphabetical order,[1]
    3. each of the \(3\) vowels (E, O and U) is not adjacent to another vowel.[2]

\(5\) letters are now selected from the \(9\) letters of the word SUNFLOWER at random. Once a letter has been selected, it cannot be selected again.

  1. Find the probability that the selection contains more consonants than vowels.[4]

Video Solution:

Video Solution

Video solution locked

A free account saves your progress; this video needs a course plan.

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs a course plan.

Answer:(a)(i) \(362880\) (ii) \(362879\) (iii) \(151200\) (b) \(\dfrac{37}{42}\)

Need help? Join our JC Math tuition classes.

Learn more