The students of class 6 and 2 are playing a game of touching the ball. Now there are 2 red balls and 3 yellow balls in the box. Which of the following statements is correct is the probability of touching a red ball
六2班的同学在玩摸球游戏．现在箱里有2个红球和3个黄球．下面说法正确的是摸到红球的可能性是多少
<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

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