The price of 500 grams of tea leaves is 88 yuan, and 0.05 kilograms will be given away for every 500 grams purchased. Teacher Wang wants to buy 2.2 kilograms of tea leaves, how much should I pay?
茶叶500克售价88元，每买500克赠送0.05千克．王老师要买2.2千克茶叶，应付多少元？
<gadget id="calculator">500 / 1_000</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) + 0.05</gadget>
<output>0.55</output>

<gadget id="calculator">2.2 / 0.55</gadget>
<output>4</output>

<gadget id="calculator">4 * 88</gadget>
<output>352</output>

<result>352</result>