Can you count the number of triangles in the picture below?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Bopanna was working on a murder case when he received a message about the location of the murder weapon.
The message was encrypted as below.

"deb mitciv eht edisni neddih si nopaew redrum ehT"

Tell me the location of the murder weapon.

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

I am an odd number. Take away a letter and I become even. What number am I?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

When 99 is considered higher than 100?