I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

Can you fill the blank with the correct number?

6 30 870 756030 _____

What goes through cities and fields, but never moves?

Find out the missing number in the picture attached:

A wealthy man lives alone in a small cottage. Being partially handicapped he had everything delivered to his cottage. The mailman was delivering a letter one Thursday when he noticed that the front door was ajar. Through the opening he could see the man's body lying in a pool of dried blood. When a police officer arrived he surveyed the scene. On the porch were two bottles of warm milk, Monday's newspaper, a catalog, flyers, and unopened mail. The police officer suspects it was foul play. Who does he suspect and why?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

What number should come in place of the question mark below?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?