Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

What type of tree can I carry in my hand?

With the help clues provided in the image, can you find the 5 digit key?

Do You See It?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

By what process could you make a 'Tea-Table' into food?