To prepare a medicinal liquid, the mass ratio of medicinal powder to water should reach 1:1500. How many kilograms of medicinal liquid can be prepared with 50 grams of such medicinal powder?
配制一种药液，药粉和水的质量比应达到1：1500，有这样的药粉50克，可以配制成药液多少千克．
<gadget id="calculator">1_500 * 50</gadget>
<output>75_000</output>

<gadget id="calculator">75_000 + 50</gadget>
<output>75_050</output>

<gadget id="calculator">75_050 / 1_000</gadget>
<output>1_501/20 = around 75.05</output>

<result>1_501/20 = around 75.05</result>