Problema Solution
two letters are selected at random from the word space. what is the probability of selecting two vowels?
Answer provided by our tutors
we will consider the word space to be the English alphabet thus we will selecting letters from a 26 set of different letters
there are 5 vowels in the alphabet thus the probability of selecting two vowels from the set of 26 alphabet letters is
(5/26)(4/25) = 0.0308 or 3.08%
on condition that each letter can not be selected to times in a row.