A shopping mall holds a big discount event, and a product is sold at 150 yuan after a 20% discount. What is the original price? ．
某商场举行优惠大酬宾活动，一件商品打八折后150元出售，原价是多少元？．
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">150 / (4/5)</gadget>
<output>375/2 = around 187.5</output>

<result>375/2 = around 187.5</result>