A Commonwealth of Australia 1972 One Dollar note (Phillips/Wheeler)(serial BBF to BLG), uncirculated and in absolute mint condition could fetch up to $95 AUD. If it has been circulated but still in good condition, it might fetch anything from $4 to $15 AUD.
A reputable coin dealer will be able to give a more accurate valuation.
The Royal Australian Mint never issued a Twenty Dollar coin until the 1990's and then usually in a mint set of bullion coins.
One dollar.
The 1972-S Proof Eisenhower Dollar has a current retail value of $6.50
About $3.25.
A 1972 Eisenhower dollar is just a big dollar, only proof & special collector's coins sold from the mint have more than face value.
the 1972 Kennedy half dollar is worth 50 cents in circulated condition, or about a dollar in uncirculated condition
Trade dollars were not made in 1972. Check and make sure you have the correct date.
about $10
The current metal value is 19 cents.
The last Australian Penny was minted in 1964. Their place in the Australian currency was replaced by the 1 cent coin in 1966.
50 cents.
The coin is face value