There are 24 bags of type A milk per box, totaling 40.8 yuan, and 22 bags of type B milk per box, totaling 35.2 yuan. Which of these two kinds of milk is cheaper? How much is a bag cheaper?
甲种牛奶每箱24袋，共40.8元，乙种牛奶每箱22袋，共35.2元，这两种牛奶哪种便宜？一袋便宜多少钱？
<gadget id="calculator">40.8 / 24</gadget>
<output>1.7</output>

<gadget id="calculator">35.2 / 22</gadget>
<output>1.6</output>

<gadget id="calculator">1.7 - 1.6</gadget>
<output>0.1</output>

<result>0.1</result>