batch of watermelons came into the fruit shop. On the first day they sold (1/3) more than 60 kilograms, and the remaining 20 kilograms were sold out on the second day. How many kilograms are there in total in this batch of watermelons?
水果店进了一批西瓜，第一天卖了(1/3)还多60千克，第二天把剩下的20千克全部卖完，这批西瓜共有多少千克？
<gadget id="calculator">20 + 60</gadget>
<output>80</output>

<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">80 / (2/3)</gadget>
<output>120</output>

<result>120</result>