If the price of a product is reduced by 25%, it will be 150 yuan. What is the original price of this product?
一件商品降价25%后是150元，这件商品的原价是多少元．
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">150 / (3/4)</gadget>
<output>200</output>

<result>200</result>