2 kilograms of bananas are priced at 13 yuan. Mom plans to buy 8 kilograms of bananas, how much does it cost?
2千克香蕉售价13元．妈妈打算买8千克香蕉，需要多少元？
<gadget id="calculator">13 / 2</gadget>
<output>13/2 = around 6.5</output>

<gadget id="calculator">(13/2) * 8</gadget>
<output>52</output>

<result>52</result>