Will give brainlest(probability)

Answer:
8/20 or 2/5
Step-by-step explanation:
So, first, there are 20 cards total.
Out of those 20 .cards, only 8 are prime.
(1, 3, 5, 7, 11, 13, 17, 19)
So, the fraction would look like 8/20, which when simplified,
2/5.
Hope this helps!!