The price of 4 boxes of biscuits is 27.2 yuan, and the price of 6 bottles of drinks is 33.6 yuan. Which product has the lower unit price? How much lower?
4盒饼干的价钱是27.2元，6瓶饮料的价钱是33.6元，哪种商品的单价比较低？低多少元？
<gadget id="calculator">27.2 / 4</gadget>
<output>6.8</output>

<gadget id="calculator">33.6 / 6</gadget>
<output>5.6</output>

<gadget id="calculator">6.8 - 5.6</gadget>
<output>1.2</output>

<result>1.2</result>