What has many keys but can’t open a single lock?

If six children and two dogs were under an umbrella, how come none of them got wet?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Which Burger Is Different in below image?

Can you count the number of children in the picture below

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.

Why did he think so?

Replace the question mark in the picture below.

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?