A batch of coal was shipped from the cafeteria. It was originally planned to burn 30 kilograms per day, but it can be burned for 125 days. The actual saving is 5 kilograms per day. How many days can it actually be burned?
食堂运来一批煤，原计划每天烧30千克，可以烧125天，实际每天节约5千克，实际可以烧几天？
<gadget id="calculator">30 - 5</gadget>
<output>25</output>

<gadget id="calculator">30 / 25</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">125 * (6/5)</gadget>
<output>150</output>

<result>150</result>