How could a baby fall out of a twenty-story building onto the ground and live?

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

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

There are two beautiful yet remote islands in the South Pacific. The Islanders born on one island always tell the truth, and the Islanders from the other island always lie.
You are on one of the islands and meet three Islanders. You ask the first which island they are from in the most appropriate Polynesian tongue, and he indicates that the other two Islanders are from the same island. You ask the second Islander the same question, and he also indicates that the other two Islanders are from the same island.
Can you guess what the third Islander will answer to the same question?

What can go up a chimney down, but can’t go down a chimney up?

Move four matchsticks to the below square to form three squares?

John went to buy some expensive, foreign chocolates. He only had Rs 100 with him. When he reached the shop, he got out and know that on those chocolates, there was a 15% import duty and 5% VAT.

How much worth chocolate should he buy so that he can accommodate it in Rs 100?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?