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

A landlord calls both of his sons and tells them that their horses will now decide who will transfer the inheritance. He tells them to race along the land till the end and the one whose horse will be slower will win and be the heir to all the property.

Both of them keep wandering for days but to no result. Then they ask a wise man regarding it. The man advises them on the matter after which they jump on the horses and race as fast as they can till the end. Why did they do it?

What did the wise man say?

What is the difference between a jeweller and a jailer?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

Can you find out which options fits best with the missing column?

Which is faster, Heat or Cold ? Explain.

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

Who am I?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Solve the equation in the image by looking at the pattern closely.