Mom is going to brew a cup of 240ml coffee at a ratio of 1:5, how many milliliters of boiling water is needed to make it.
妈妈准备按1：5的比冲调一杯240毫升的咖啡，需要多少毫升开水冲调．
<gadget id="calculator">1 + 5</gadget>
<output>6</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">240 * (5/6)</gadget>
<output>200</output>

<result>200</result>