Uncle Wang bought 8 bags of melon seeds and 8 bags of jelly, 3.5 yuan for each bag of melon seeds, and 6.5 yuan for each bag of jelly. How much will it cost in total?
王叔叔买瓜子和果冻各8袋，每袋瓜子3.5元，每袋果冻6.5元，一共要花多少钱？
<gadget id="calculator">3.5 + 6.5</gadget>
<output>10</output>

<gadget id="calculator">10 * 8</gadget>
<output>80</output>

<result>80</result>