What is the probability of either outcome b or d? a. 28 c. 19 b. 38 d. 33 select the best answer from the choices provided a b c d?

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236