Find the value of "?" in the ball picture Riddle below:

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

Can you identify the hidden rebus in the image below?

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

The centre of the third figure is empty. What digit should fit inside?

There are hundred red gems and hundred blue gems. The blue gems are priceless while the red gems equal wastage. You have two sacks one labeled Heads and the other Tails. You have to distribute the gems as you want in the two sacks. Then a coin will be flipped and you will be asked to pick up a gem randomly from the corresponding sacks.

How will you distribute the gems between the sacks so that the odds of picking a Blue gem are maximum?

Can you divide the below-given shape into four equal and identical pieces?

What is next number in the pattern below:

131 517 192 123 ?

In the picture given below, can you find out which digit will take place of the question mark?

What Does this text mean:

important=important