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 brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

Make a sentence consisting of three words that have the whole alphabet.

Can it be possible to build a house that has all its four walls facing towards the South?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

What has lots of eyes, but can’t see?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?