There are 1,000 tons of coal, which can be burned for 20 days. According to this calculation, if it is burned for another 5 days, how many tons of coal will be needed in total? (answer with ratio)
有1000吨煤，可以烧20天，照这样计算，若再烧5天，一共需多少吨煤？(用比例解答)
<gadget id="calculator">1_000 / 20</gadget>
<output>50</output>

<gadget id="calculator">50 * 5</gadget>
<output>250</output>

<gadget id="calculator">1_000 + 250</gadget>
<output>1_250</output>

<result>1_250</result>