Apples are 2.7 yuan per kilogram, and pears are 2.5 yuan per kilogram. Mom bought 3.8 kilograms each. How much did you pay in total?
每千克苹果2.7元，每千克梨2.5元，妈妈各买了3.8千克，共付了多少钱？
<gadget id="calculator">2.7 + 2.5</gadget>
<output>5.2</output>

<gadget id="calculator">5.2 * 3.8</gadget>
<output>19.76</output>

<result>19.76</result>