Mom goes to the supermarket to buy fruit. She spends 7.2 yuan to buy 1.5 kilograms of grapes, and she plans to buy 2 kilograms of apples. The unit price of apples is 1.2 times that of grapes. How much yuan should I pay for apples?
妈妈取超市买水果，她花7.2元买了1.5千克葡萄，还准备买2千克苹果，苹果的单价是葡萄的1.2倍，买苹果应付多少元？
<gadget id="calculator">7.2 / 1.5</gadget>
<output>4.8</output>

<gadget id="calculator">4.8 * 1.2 * 2</gadget>
<output>11.52</output>

<result>11.52</result>