All circulation halves dated 1971 to the present are made of copper-nickel and have no extra value.
1970 halves were made of 40% silver and only sold to collectors. There's more information at the Related Question.
One dollar in 1970 was valued at $0.17 in 2011 dollars. Essentially what cost you $1 in 1970 would have cost you $5.71 in 2011 to purchase.
Which is de collection cost or selling price for the one dollar coin 1979?
$1
The 1970 half is 40% silver and currently worth about about $4.70.
the cost is about 500 dollars or maybe more
Please rephrase question. if you mean "How much did the first US dollar coin cost?" the answer is exactly a Dollar!
it cost 8.5
One dollar in 1970 was valued at $0.17 in 2011 dollars. Essentially what cost you $1 in 1970 would have cost you $5.71 in 2011 to purchase.
$1
Which is de collection cost or selling price for the one dollar coin 1979?
One dollar.
The 1970 half is 40% silver and currently worth about about $4.70.
Depending on the current value of the metals it costs around 3 1/2 cents just for the materials to mint the dollar coin. The additional cost of labor and overhead is difficult to determine on a per coin basis.
The cost of a dozen eggs in 1990 was about one dollar. A loaf of bread was about 1.57 and milk was around 1.42.
1 dollar and 15 cents
How much has a whopper cost in 1995
The kangaroo is not worth anything, it comes as part of the non-commemorative One Dollar coin for no extra cost.