Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

During an interview, the interviewer ordered hot coffee for the candidate to relieve the stress. The coffee was kept before him. After a minute, the interviewer asked him, 'What is before you?' He replied 'Tea'.

The candidate was selected immediately. Why?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

A man dies of old age on his 25 birthday. How is this possible?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

Which country gets ill every time?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.