The grain station brought in several bags of rice, each bag weighing 100 kilograms, and 9 bags have been sold, which is 1.5 times the remaining rice. How many kilograms of rice are left?
粮站运进若干袋大米，每袋100千克，已卖出9袋，是剩下大米的1.5倍．剩下大米多少千克？
<gadget id="calculator">9 / 1.5</gadget>
<output>6</output>

<gadget id="calculator">100 * 6</gadget>
<output>600</output>

<result>600</result>