A letter is to be picked at random from the English alphabet. If each letter is equally like to be selected, what is the probability of selecting a consonant consonants or letters, except for a e i o and u, write your answer in the simplest form of a fraction.

In the English alphabet, there are 21 consonants (excluding a, e, i, o, and u) out of a total of 26 letters.

Therefore, the probability of selecting a consonant is 21/26.

This fraction cannot be simplified further.