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.

John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?

Can you make a six-letter word using the letters N, A and B ?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Can you move 2 matchsticks to form four equal sized squares.

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

Can you count the number of squares in the given picture?

What 5-letter word typed in all capital letters can be read the same upside down?

The peacock is a bird that does not lay eggs. How do they get baby peacocks?