Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

What is the riddle which can be asked all day with a different correct answer each time.

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

Imagine a box with two cogwheels, one big with 24 teeth and one small with 8 teeth. The big one is firmly attached to the center of the box which means it does not turn or move while the small one rotates around the big one.

How many times do you think that the smaller wheel will turn compared to the box when it turns once around the big one?

The more it dries, the wetter it becomes. Can you tell what it is?

Who always enjoys poor health?

There is a box. The area of its top is 240 square units, the area of the front is 300 square units and the area of the end is 180 square units.

Can you calculate the dimensions of this box with the given data?