Mom bought a bottle of drink and drank 100ml for the first time, and the rest (1/3) of the drink was not drunk. How many milliliters is there in this bottle of drink?
妈妈买来一瓶饮料，第一次喝了100ml，还剩下这瓶饮料的(1/3)没有喝，这瓶饮料一共有多少毫升？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">100 / (2/3)</gadget>
<output>150</output>

<result>150</result>