What Deficiency does the below rebus represent?

VIT_MIN

What Adam and Eve do not have but the rest of the people have?

Different lights make me strange by changing me into different sizes. What am I?

Can you find a five letter word that is left with only two letters if one is removed?

what does the below rebus means?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?

What is the below Rebus indicate?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

It is a six-letter word.
The first four letters are me.
The second and last letters are the same.
The fourth second and last letter is payment.

Who is it?