What is the fastest way to double your money?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

I shave every day, but my beard stays the same. What am I?

What can jump higher than a building?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

Which five letter word can be added at the end of below word to form a
valid word?

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Can you find the key in the picture below?