Move four matchsticks to the below square to form three squares?

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

Can you arrange the six given marbles in a manner that each one of them is touching all four marbles of different colours?

What will you call your mother's brother's brother-in-law?

What is the probability of getting five Mondays in a 31-day month?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

Solve the counting riddle by identifying the number of triangles in the given picture.