Fun Riddles

Question: You are a surgeon who has to perform 3 operations today, but you only have 2 pairs of gloves (a and b) to perform the operations. Each of the people you are performing surgery on are infectious so you cannot touch any of them or their bodily fluids and they can't touch each other's bodily fluids. How do you perform all 3 operations with only 2 pairs of gloves?

Question: A baseball pitcher plays during 9 innings, gets 27 strike outs, and only throws 81 pitches. But they still lose 1-0 to the other team.

How is this possible?

Question: How can you make 7 even?

Question: I attach to your hip and I sing all day.
All I want to do is play.

Question:

Take me for a spin and I'll make you cool,
but use me when it's cool and you're a fool.

What am I?