what's the probability of getting a king or a queen from a pack of 52 cards?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

In the image given, you can find several triangles. Can you count them all?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

What part of the chicken has the most feathers?

What am I?

A woman named Maria was at the funeral of her mother. She met a nice young man that she had never seen before and after the service, they spent a bit of time together. Then she got busy and didn’t get his name or phone number before he left. She tried to find him, but no one knew who he was or how to contact him. A few weeks later, Maria’s older sister dies and the police suspect murder. Who killed the sister?

Different lights make me strange by changing me into different sizes. What am I?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Next Number in the Series,

5, 16, 49, 104, ?