Mix sugar and water at a ratio of 1:19 to make a sugar water, what is the sugar content of the sugar water?
把糖和水按1：19配制成一种糖水，这种糖水的含糖率是多少．
<gadget id="calculator">1 + 19</gadget>
<output>20</output>

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(1/20) * 1</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>