The opening ceremony of large and medium shopping malls, all products purchased on the opening day will be sold at a 15% discount. Xiao Ming's family bought an air conditioner for 1,800 yuan. What is the original price of the air conditioner?
大中商场开业酬宾，凡是开业当天购买的商品一律按八五折出售，小明家花1800元买了一台空调，空调原价多少元．
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">1_800 / (17/20)</gadget>
<output>36_000/17 = around 2_117.647059</output>

<result>36_000/17 = around 2_117.647059</result>