If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

What jumps when it walks and sits when it stands?

What jumps when it walks and sits when it stands?

Why is a river so rich ?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

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

Solve the counting riddle by identifying the number of triangles in the given picture.

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?