The price of 500 grams of tea leaves is 98 yuan, and 0.05 kilograms will be given away for every 500 grams purchased. Xiao Ming's father wants to buy 3.3 kilograms of tea, how much should he pay?
茶叶500克售价98元，每买500克赠送0.05千克．小明的爸爸要买3.3千克茶叶，应付多少元？
<gadget id="calculator">0.05 * 1_000</gadget>
<output>50</output>

<gadget id="calculator">500 + 50</gadget>
<output>550</output>

<gadget id="calculator">1_000 / 550</gadget>
<output>20/11 = around 1.818182</output>

<gadget id="calculator">3.3 * (20/11) * 98</gadget>
<output>588</output>

<result>588</result>