Uncle Wang's tricycle was loaded with 26 bags of the same rice, with a total weight of 1,000 kilograms. 6 bags of rice were unloaded halfway, and the weight of the truck was 820 kg. How many kilograms does each bag of rice weigh?
王叔叔的三轮车上装了26袋同样的大米，连车共重1000千克．中途卸下6袋大米，这时连车重820千克．每袋大米重多少千克？
<gadget id="calculator">1_000 - 820</gadget>
<output>180</output>

<gadget id="calculator">180 / 6</gadget>
<output>30</output>

<result>30</result>