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?

Here is a Swiss Cross. You have to make two straight cuts in the figure so that it is divided into four congruent pieces. Also, you should be able to join these pieces into a square then. Can you accept this challenge?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

A father's child, a mother's child, yet no one's son.

Who am I?

Imagine you are in a room with no windows or doors. How will you get out?

John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?

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?

Next Number in the Series,

5, 16, 49, 104, ?