what does the below rebus means?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

As we know that white starts the game of chess. Can you find the scenario shown in the picture below is possible when all the white pieces are at the original place while the black pawn is not as in the below picture?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

Which wheel of car does not rotate when you turn your car right?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

What number do you get when you multiply all of the numbers on a telephone's number pad?

What 5-letter word typed in all capital letters can be read the same upside down?

How can you drop a raw egg from a height onto a concrete floor without cracking it?