It was believed that even numbers are unlucky.
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Explanation: </u>
It is an old superstitious belief that even numbers are unlucky. In respect of the same superstition, a gun salute is set off odd numbers.
It is a gesture of bestowing great honor on a significant individual. Since long back in history, symbolism has been denoted to every numerical known. Hence, firing a gun for a certain of an odd number of times symbolizes varied kinds of respect in every country.
Some countries fire shots 21 times because number seven is sacred and lucky. Hence 
The Kingdom of Saudi Arabia<span> is a country situated in Southwest Asia, the largest country of ..... Northern </span>Arabia<span>[edit]. The area north of the An Nafud is </span>geographically<span> part of the Syrian Desert. It is an upland </span>