5 students went to visit the aerospace exhibition and paid a total of 50 yuan for the entrance fee, and 3 yuan for each person to take the bus. How much did each person spend on average?
5名同学去参观航天展览，共付门票费50元，每人乘车用3元．平均每人花了多少钱？
<gadget id="calculator">50 / 5</gadget>
<output>10</output>

<gadget id="calculator">10 + 3</gadget>
<output>13</output>

<result>13</result>