JEE Main 2025 Mathematics question
Let S be the set of all the words that can be formed by arranging all the letters of the word 'GARDEN'. From the set S, one word is selected at random. The probability that the selected word will NOT have vowels in alphabetical order is :
Answer: (4)
Solution
Probability of vowels in order = 1/2, so probability of not in order = 1 – 1/2 = 1/2