The rate of a $75 Amazon card today can vary depending on various factors. It might be influenced by market conditions and different offers available.

Some promotions could potentially offer a more favorable exchange rate for obtaining a $75 Amazon card. This could mean getting it at a price slightly lower than its face value in certain circumstances.
However, without specific details about the current offers and the context in which the rate is being considered, it's difficult to precisely determine the exact rate of a $75 Amazon card today. One would need to explore different platforms and deals to find the most accurate and beneficial rate for acquiring such a card.