Can you solve the below tricky visual equation?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

You can hear me, but you can't touch or see me.

What am I?

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 can go through glass without breaking it?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

What Deficiency does the below rebus represent?

VIT_MIN

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?