Please rephrase and post new question
One dollar.
A lot of coins say E Pluribus Unum. If the date says 1776-1976, it's a bicentennial quarter, half dollar, or dollar. Whichever coin you have, it's worth face value.
First thing is, the coin is a Eisenhower dollar with the dual date of 1776-1976, NOT a E-PLURIBUS-UNUM coin, This Latin phrase is the National Motto and is on every coin, just look in your pocket. The first US silver dollar was struck in 1794. Unless the coin is Proof, it's just a big dollar coin, spend it.
Look at the coin again the date is 1776-1976 and has no silver in it and is still only a dollar.
$1.75 for the set.
It's worth one dollar.
The 1976 silver dollar is only 40% silver. These sell for $4-5 dollars in internet auctions.
That's a bicentennial dollar, and it's still worth one dollar.
The 1776-1976 dollar was an Eisenhower dollar and the silver version has a current value from $14 to $325 depending upon the condition of the coin.
Bicentennial dollars are still worth one dollar.
It's a common coin, still worth one dollar.
His name is spelled Eisenhower, and the coin is worth one dollar.