Feifei went to the amusement park with her father and mother. Adult tickets are 65.5 yuan each, and children's tickets are 27.5 yuan each. How much does it cost to buy tickets?
菲菲和爸爸、妈妈去游乐园玩，成人票每张65.5元，儿童票每张27.5元，买门票一共要花多少钱？
<gadget id="calculator">65.5 * 2</gadget>
<output>131</output>

<gadget id="calculator">131 + 27.5</gadget>
<output>158.5</output>

<result>158.5</result>