A word consists of 9 letters; 5 consonants and 4 vowels.Three letters are choosen at random. What is the probability that more than one vowel will be selected ?  Choose the most appropriate option
A) 17/42  B) 18/27  C) 5/42  D) 3/15  E) 15/47
3 letters can be choosen out of 9 letters in 9C3 ways   (2 vowels + 1 constant or 3 vowels) -&gt; 4C2*85C1) + 4C3 ways   =&gt; req probability = (4C2 * 5C1)+4C3/9C3 = 17/42   17/42NSWER 17/42
<result>A</result>
A word consists of 9 letters; 5 consonants and 4 vowels.Three letters are choosen at random. What is the probability that more than one vowel will be selected ?