Can you count the number of triangles in the given figure?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

How is the moon similar to a dollar?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

Two friends were stuck in a cottage. They had nothing to do and thus they started playing cards. Suddenly the power went off and Friend 1 inverted the position of 15 cards in the normal deck of 52 cards and shuffled it. Now he asked Friend 2 to divide the cards into two piles (need not be equal) with equal number of cards facing up. The room was quite dark and Friend 2 could not see the cards. He thinks for a while and then divides the cards in two piles.

On checking, the count of cards facing up is same in both the piles. How could Friend 2 have done it ?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1