Mom bought 2.4 kilograms of apples at 6.5 yuan per kilogram. When paying, the salesperson got back 4.4 yuan. How much did the mother give the salesperson?
妈妈买了2.4千克苹果，每千克6.5元，付钱时售货员找回4.4元，妈妈给了售货员多少钱？
<gadget id="calculator">6.5 * 2.4</gadget>
<output>15.6</output>

<gadget id="calculator">15.6 + 4.4</gadget>
<output>20</output>

<result>20</result>