The original price of "Encyclopedia" is 600 yuan per set, and it is actually sold with a "85" discount. What is the current price of each set?
《百科全书》原价每套600元，现实行"八五"折优惠销售，每套现价是多少元．
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">600 * (17/20)</gadget>
<output>510</output>

<result>510</result>