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

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

What has one eye, but can’t see?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

What begins with T, ends with T, and has T in it?

what does the below rebus mean?

What kind of band never plays music?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?