The cafeteria brought back a batch of coal. It was planned to burn 50 kilograms per day, and it would be finished in 60 days. After the stove was improved, the actual amount of coal burned every day was 3/4 of the original plan. How many days can this batch of coal actually be burned?
食堂运回一批煤，计划每天烧50千克，60天烧完，改进炉灶后，实际每天烧的是原计划每天烧的(3/4)，这批煤实际可以烧多少天？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">50 * (3/4)</gadget>
<output>75/2 = around 37.5</output>

<gadget id="calculator">60 / (75/2)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">50 * (8/5)</gadget>
<output>80</output>

<result>80</result>