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

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

Spot what is wrong here in below Picture?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Rumel, A detective who was mere days from cracking an international smuggling ring has suddenly gone missing. While inspecting his last-known location, you find a note:

710 57735 34 5508 51 7718

Currently, there are 3 suspects: Bill, John, and Todd. Can you break the detective's code and find the criminal's name?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Which of the below owl is odd one out?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

What goes up but never comes down?