Aijia Supermarket bought a batch of rice and sold it out in two days. On the first day, 120 kilograms of rice were sold, and 2/3 of the rice was sold on the second day. How many kilograms of this batch of rice are there?
爱家超市购进一批大米，两天卖完，第一天卖出大米120千克，是第二天卖出大米的(2/3)，这批大米共有多少千克？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">120 / (2/3)</gadget>
<output>180</output>

<gadget id="calculator">180 + 120</gadget>
<output>300</output>

<result>300</result>