The food store packs candy separately, and each bag contains 0.25 kg of halva and 0.15 kg of fruit sugar. When 7.2 kg of fruit sugar is used, how many kg of halva is used?
食品店分装糖果，每袋装0.25千克的酥糖和0.15千克的水果糖，当水果糖用去7.2千克时，酥糖用去多少千克？
<gadget id="calculator">7.2 / 0.15</gadget>
<output>48</output>

<gadget id="calculator">48 * 0.25</gadget>
<output>12</output>

<result>12</result>