Can someone please check my answers?

A card is randomly drawn from a standard deck of 52 cards. Find the probability of drawing the indicated card.
1.Not an ace. =12/13
2.A face card and a four. =4/13
3.A heart or a diamond. =1/2
4.A six or a seven. = 2/13
5.An ace and a spade. =4/13

6. You and your best friend are members of a high school tennis team. The coach is about to pick one player to be captain of the team. You estimate that there is a 34% chance you will be picked and a 54% chance that your best friend will be picked. What is the probability that either you or your best friend will be picked? =88%