Two letters from the word NOTHING are selected at random. What is the probability that at least one of the selected letters is a consonant?
Two letters from the word NOTHING are selected at random. What is the probability that at least one of the selected letters is a consonant? Options.
A) A)1/500  B) B)1/28  C) C)27/28  D) D)124/125  E) E)499/500
There are 5 consonants and 2 vowels in NOTHING .   probability that at least one of the selected letters is a consonant = 1 - (Probability of both vowels)   Probability of both vowels = 227/282/727/282 = 1/21   So, Answer is 1 - 1/21 = 20/21 ------&gt; 27/28.
<result>C</result>
Two letters from the word NOTHING are selected at random. What is the probability that at least one of the selected letters is a consonant?
Two letters from the word NOTHING are selected at random. What is the probability that at least one of the selected letters is a consonant?