What can you deduce from the following BrainBat?

CRY
LMKI

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

There is a family that live in a round house. The two parents go out for a movie and leave a babysitter to watch their son. They come back and the kid was not there. Some one kidnapped him. The maid said she was cleaning in a corner. The cook said he was making pizza. The babysitter said she was getting a board game. Who kidnapped him.

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

A man is looking at a photograph of someone. His friend asks who it is. The man replies, “Brothers and sisters, I have none. But that man’s father is my father’s son.” Who was in the photograph?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

What does a man do only once in his lifetime, but women do once a year after they are 29?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?