A kind of liquid medicine is made up of powder and water according to the ratio of 1:30, now there are 30 kg of powder, how many kg of liquid medicine can be prepared?
一种药水是药粉和水按1：30的比配成的，现在有药粉30千克，可以配制多少千克的药水？
<gadget id="calculator">1 + 30</gadget>
<output>31</output>

<gadget id="calculator">30 * 31</gadget>
<output>930</output>

<result>930</result>