What is the count of possible passwords if the characters in the passwords are all either letters or digits and the length of the password is 6 and it must contain at least one digit and one letter? (assume all letters are lower case, so there are only 26 letters). group of answer choices

When early motion pictures played in movie theaters, they were often accompanied by live organ or piano music. which of the following are the most likely reasons that this happened? (select all that apply). the music was provided to distract audience members from the loud sounds made when filmstrips were changed. the music accompanied the movies because the movies were silent and audiences were used to hearing music during plays in theaters. the music usually was played before, and sometimes after the movie, as an alternative form of entertainment. the music viewers to interpret the dramatic action in the films.