How many US dollars is 1 core?

Excuse me, could you please clarify what you mean by "1 core"? In the context of cryptocurrency and finance, "core" is not a universally recognized term for a specific amount or unit of value. Could you be referring to a particular cryptocurrency or token that uses the term "core" as a denomination? If so, it would be helpful to know the name of that cryptocurrency or token, as the exchange rate between it and the US dollar can vary greatly depending on the market conditions and demand for that particular asset. Assuming you are referring to a specific cryptocurrency or token, the value of "1 core" in US dollars would depend on the current market price of that asset. Cryptocurrency prices are highly volatile and can fluctuate rapidly, so it's important to check the latest market data before making any financial decisions. In general, you can use a cryptocurrency exchange or a financial news website to find the current market price of a particular cryptocurrency or token. These platforms typically provide real-time or near-real-time price information, as well as historical data and charts to help you understand the asset's price movements over time.