Please don't assume that because a coin is old it has to be made of silver. Except for so-called "War nickels" made from 1942 to 1945, all US nickels are made of an alloy of 75% copper and 25% nickel, and do not contain any silver.
Please see the question "What is the value of a 1905 US nickel?" for more information.
The 1905 Liberty Head nickel is considered common. Most circulated examples show heavy wear and have values of $1.00-$3.00.
5 cents at most at this economy 1
If the coin is a US nickel, the date 1905 can only be a Liberty Head nickel and mintmarks were not used until 1912 the last year it was made and no "G" mintmarks exist. Look at the coin again and post new question.
A Liberty head nickel, I'm guessing. The value is between $2 and $125. In the future, please add the condition of the coin so I can value it more precisely for you.
A 1905 V coin is a Liberty Head nickel, the "V" is the Roman numeral 5.
A 1905 Liberty Head nickel is a common coin and depending on how much wear the coin has, they sell for 1 to 5 dollars on average. A nice Mint State example with full mint luster can be as much as $65.00 or more
Remember Roman numerals from elementary school? "V" = 5 so what you have is a nickel, normally called a Liberty nickel because it carries a portrait of Miss Liberty. There's more information at the Related Question, below.
Please don't assume that because a coin is old it has to be made out of silver. These coins are called "nickels" because ... they're made from nickel (and copper). There's more information at the Related Question.
What country? The U.S. didn't mind any silver dollars dated 1905.
Retail is $3 if well-worn, up to about $25 if almost un-circulated.
No silver dollars were minted from 1905 to 1920 inclusive.
No such coin exists. From 1905-1920 there was no dollar coin minted.