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

I have no life, but I can die. What am I?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Why 1729 is a magic number? Answer Logically.

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

I am dry when I go inside, but wet when I am pulled outside.
The longer I am inside, the stronger I get
When I am completely out, I am wet and I literally sag
Who am I?

What breaks yet never falls, and what falls yet never breaks?