Using Only Five 5's and any mathematical operator make sum as 37

Solve this riddle by finding the odd one out from the rest.

What word does this rebus represent?

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What runs around the whole yard without moving?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

Okay before we begin with the puzzle, do keep in mind that you have to answer it quickly.

You are participating in a car race. Seeking the perfect moment, you overtake the second person in the race. What positions are you in now?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

Replace the question mark with the correct number in below Picture:

A man dies of old age on his 25 birthday. How is this possible?

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