Count the Triangle in the figure given below:

When it's bad luck to meet a black cat?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

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

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

What does this Rebus Picture mean?

A man is found dead in his bathroom naked with blood scattered all around him. The bathroom was locked from the inside and there is no trace of any struggle. There is nothing in the bathroom except his pant with the belt still around and his shirt. Also, the medic team can't find any incision in his body that may have been the reason behind so much blood loss.

The Police department is clueless regarding this murder mystery.
Can you?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?