A VCD is priced at 90 yuan after a 40% discount. How much is the original price? what is the correct formula
一种VCD，打六折后售价为90元，原价是多少元？正确的算式是多少
<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>