A batch of coal is planned to burn 5.25 tons per day, which can be burned for 70 days. Due to the improvement of coal-burning technology, only 5 tons of coal are actually burned per day. How many days can it actually burn?
一批煤计划每天烧5.25吨，可以烧70天．由于改进烧煤技术，实际每天只烧煤5吨，实际可以烧多少天？
<gadget id="calculator">70 / 5</gadget>
<output>14</output>

<gadget id="calculator">5.25 * 14</gadget>
<output>73.5</output>

<result>73.5</result>