There are four different suits of playing cards. There are 3 hearts, 3 spades, 3 hearts, 6 squares, and 6 clubs, a total of 5 playing cards, which are upside down on the table. What is the probability of getting 3 of hearts if you only draw once
扑克牌有四种不同的花色．现有红桃3，黑桃3，红桃3，方片6，梅花6，共5张扑克牌，倒扣在桌面上．如果只抽一次，抽到红桃3的可能性是多少
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>