I need help with 3 homework questions.

State if each scenario involves a permutation or a combination & find the probability of each event. Please show each step so I understand how you come up with the answer.

a six sided coin is rolled 12 times. what is the probability that the die will show an even number exactly 3 times

There are 13 songs on your playlist. Six of them are country and seven are pop. with random shuffle and no repetition, you listen to 6 songs. What is the probability that you listened to exactly two country songs

A class has six girls and five boys. If the teacher randomly picks six students, what is the probability that he will pick at most three boys