Why is the Hole below a Lock?

Can you solve the below algebraic mathematical equation?

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

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

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

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

Can you count the number of blocks in the picture below?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?