A cylindrical grain hoard filled with rice has a bottom area of 2 square meters and a height of 80 cm. Each cubic meter of rice weighs about 600 kilograms. How many kilograms does the rice stored in this grain hoard weigh?
一个装满稻谷的圆柱形粮囤，底面积为2平方米，高为80厘米，每立方米稻谷约重600千克，这个粮囤存放的稻谷约重多少千克？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2 * (4/5) * 600</gadget>
<output>960</output>

<result>960</result>