During the "Eleventh" Golden Week, Huaguoshan Scenic Area received 256,000 Chinese and foreign tourists, and the ticket revenue reached 8.5 million yuan. Business tax is paid at 3% of the ticket revenue. How much business tax should be paid?
"十一"黄金周期间，花果山景区共接待中外游客25.6万人次，门票收入达850万元．按门票收入的3%缴纳营业税，应缴纳营业税多少万元？
<gadget id="calculator">3 / 100</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">850 * (3/100)</gadget>
<output>51/2 = around 25.5</output>

<result>51/2 = around 25.5</result>