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

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

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

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

Can you move 2 matchsticks to form four equal sized squares.

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Solve the mathematical equation in the picture below.