Question:

You pick 4 digits (0-9) at random without replacement, and

Last updated: 7/15/2022

You pick 4 digits (0-9) at random without replacement, and

You pick 4 digits (0-9) at random without replacement, and write them in the order picked. What is the probability that you have written the first 4 digits of your phone number? Assume there are no repeats of digits in your phone number. Give your answer as a fraction.