Huihui's family planted 300 sunflowers, each of which can harvest 0.25 kilograms of sunflower seeds. If 0.15 kg of oil can be extracted per kg of sunflower seeds, how many kg of oil can be extracted from the harvested sunflower seeds?
慧慧家种了300棵向日葵，每棵可收0.25千克葵花籽．如果每千克的葵花籽可以榨油0.15千克，收的葵花籽可以榨油多少千克？
<gadget id="calculator">0.25 * 300 * 0.15</gadget>
<output>11.25</output>

<result>11.25</result>