How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

What has many keys but can’t open a single lock?

What goes through cities and fields, but never moves?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

A blonde put eyeliner on her head. Why?

I have teeth but i don't bite. Who Am I ?

What is the fastest way to double your money?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

Buy me, smell me or deliver me, I do not change.

Who am I?