Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

If your uncle’s sister is not your aunt, what relation is she to you?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?