See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

What country can make you shiver?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

what's the probability of getting a king or a queen from a pack of 52 cards?

Why is a river so rich ?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"?

( ) + ( ) + ( ) = 30