A bag of rice uses 16.5 kilograms, which is 1.2 kilograms more than the remaining 1.8 times. How many kilograms does this bag of rice originally weigh?
一袋大米，用去16.5千克，用去的比剩下的1.8倍还多1.2千克．这袋大米原来有多少千克？
<gadget id="calculator">16.5 - 1.2</gadget>
<output>15.3</output>

<gadget id="calculator">15.3 / 1.8</gadget>
<output>8.5</output>

<gadget id="calculator">8.5 + 16.5</gadget>
<output>25</output>

<result>25</result>