If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

What is both possible and impossible at the same time?

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?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

What does below Rebus mean ?

esgg sgeg gegs gsge

People put me on the table and cut me but do not eat me. What am I?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?