Bingtangxin apples cost 19.2 yuan per kilogram, how much should you pay to buy 3.2 kilograms of such apples?
冰糖心苹果每千克19.2元，购买3.2千克这样的苹果应付多少元．
<gadget id="calculator">19.2 * 3.2</gadget>
<output>61.44</output>

<result>61.44</result>