What begins with T, ends with T, and has T in it?

I can write cow in 13 letters.

Can You?

Who can jump higher than a Mountain?

Do you know who was buried in John's tomb?

What is the fastest way to double your money?

what does this picture(rebus) riddle means ?

Mr Red Lives in the red house.
Mr Green Lives in the greenhouse.
Mr Yellow Lives in the yellow house.

Who lives in the Whitehouse?

Who is that with a neck and no head, two arms and no hands? What is it?

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?