What Deficiency does the below rebus represent?

VIT_MIN

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

What is the next number in this matchsticks series riddle?

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

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?