A bag of rice is eaten in two weeks, 1/3 is eaten in the first week, and 5 kg more is eaten in the second week than in the first week. How many kilograms does this bag of rice weigh?
一袋大米两周吃完，第一周吃了(1/3)，第二周比第一周多吃了5千克，这袋大米共重多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3) - (1/3)</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">5 / (1/3)</gadget>
<output>15</output>

<result>15</result>