Be active and find the killer in the picture Riddle below.

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

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

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Why do Chinese men eat more rice than Japanese men do ?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not rounded numerals equals 24.

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

Who is that with a neck and no head, two arms and no hands? What is it?