It is necessary to know the amount of wear and mint mark (if it has one) to be able to make an estimate of value. I would suggest you take your coin to a reliable dealer and have it appraised.
It's a Walking Liberty Half Dollar not a Standing Liberty half dollar and the value is about $6.00
It's a very common date. At present, it's worth around $10.
The 1942 Walking Liberty half dollar is a very common date coin of the series. Average circulated coins are value at $17.00-$18.00
If the coin has any wear the value is for the silver about $12.00
A 1969 silver Kennedy half dollar is worth $5 inn perfect condition. The value of the silver is worth $2.87.
It's a Walking Liberty Half Dollar not a Standing Liberty half dollar and the value is about $6.00
If the coin has any wear the value is for the silver about $12.00
It's a very common date. At present, it's worth around $10.
The 1942 Walking Liberty half dollar is a very common date coin of the series. Average circulated coins are value at $17.00-$18.00
If the coin has any wear the value is for the silver about $12.00
Still no 1942 silver dollar US coin. If you mean a 1942 US half dollar it's worth $7.00-$9.00 in circulated condition.
If you mean a 1998 Kennedy half dollar, the coin has no silver in it and is worth face value.
Eisenhower was on the one dollar coin, not the half, and they're worth one dollar.
You have a Walking Liberty half dollar. In decent condition it's worth $10 to $15. A doubled die reverse is worth more. Coins are bought and sold without regard as to where the person lives, in other words the coin is worth as much in Texas as it is Hawaii.
A 1969 silver Kennedy half dollar is worth $5 inn perfect condition. The value of the silver is worth $2.87.
That generic description could apply to both a 1942 half-dollar and a dime. Please see the appropriate question for more information: "What is the value of a 1942 US half dollar?" "What is the value of a 1942 Mercury dime?"
Just for its silver content alone it would be worth about $10.40.