How much is 25 piastres in usd money?

To convert 25 piastres to USD, you need the current exchange rate between the Egyptian pound (which includes piastres) and the US dollar. As of my last knowledge update, 1 Egyptian pound is approximately equal to 0.032 USD, and since there are 100 piastres in a pound, 25 piastres would be 0.25 Egyptian pounds. Therefore, 25 piastres would be roughly 0.008 USD, but you should check the latest exchange rates for accuracy.