Answer:
Jim can arrange the 7 songs on the playlist in 5040 different ways.
Step-by-step explanation:
Given

Required
Ways of arrangement
Since, there is no restriction and conditions.
The songs can be arranged in

This is so because each song will have a distinct position:
So, we have


In order to solve this, you have to take the number of copies of the Prisoner of Azkaban and divide it by the number of copies of the Sorcerer's Stone:
13.2÷20=0.66
To get this into a percentage, multiply the 0.66 by 100, and get 66%, meaning that The Prisoner of Azkaban was sold only 66% as much as The Sorcerer's Stone.
Alright, given that it's a male then
total of 4+6+2+2 or 14 pepole are male
4 of them are freshmen
so the probalbity would be 4/14 or 2/7 or aprox 0.28571428571428571428571428571429
about 29%