The bicycles in a certain store are now on sale at a 15% discount. Uncle Wang bought a bicycle and paid 170 yuan. How much did you pay for this bicycle?
某商店的自行车现在一律打八五折出售．王叔叔买一辆自行车，付了170元．原来买这辆自行车应付多少元？
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">170 / (17/20)</gadget>
<output>200</output>

<result>200</result>