There are 80 bags of rice and 80 bags of flour in the grain store. Each bag of rice is 50 kilograms, and each bag of flour is 25 kilograms. How many kilograms of rice and flour are there in total?
粮店有大米和面粉各80袋，大米每袋50千克，面粉每袋25千克，大米和面粉一共有多少千克？
<gadget id="calculator">25 + 50</gadget>
<output>75</output>

<gadget id="calculator">75 * 80</gadget>
<output>6_000</output>

<result>6_000</result>