There are more than 80 sets of one kind of clothes that need to be disposed of, and after a 40% discount, the price is 90 yuan. How much is the original price of this kind of clothes?
一种衣服还剩80余套需处理，现打六折后是90元，求这种衣服原价是多少元？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">90 / (3/5)</gadget>
<output>150</output>

<result>150</result>