Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

On a bright sunny day, two fathers took their son fishing in the lake. Each man and son were able to catch one fish. When they returned to their camp, there were only three fishes in the basket. What happened?

PS: None of the fish were eaten, lost, or thrown back.

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

What brings you down but never up?

Through your logical capabilities, can you make 7 an even?

What is the end of everything?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?