Why 1729 is a magic number? Answer Logically.

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

While preparing the table for dinner, wife came up with an idea to tease his mathematician husband. She asked her husband to pick nine toothpicks and make ten without breaking any toothpick.

The husband was also smart and did it within seconds. How ?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

What begins with T, ends with T, and has T in it?

If two's company, and three's a crowd, then whats four and five ?

What number divided by 4 is the same as that number minus 4?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

What do you see in the image below