The fruit shop has a batch of apples to pack. It was originally planned to pack 30 kilograms per box, and 12 boxes were packed. Now 3 boxes have been added. How many kilograms are actually loaded in each box?
水果店有一批苹果要装箱．原计划每箱装30千克，装12箱，现在增加了3个箱子，每箱实际装多少千克？
<gadget id="calculator">12 + 3</gadget>
<output>15</output>

<gadget id="calculator">12 / 15</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">30 * (4/5)</gadget>
<output>24</output>

<result>24</result>