The children go on an outing and walk in 5 columns, with the same number of people in each row. Counting from the front, Xiaolan ranks third, and counting from the back, Xiaolan ranks fifth. Count how many people went for the outing?
小朋友们去郊游，排成5列纵队走，每列人数同样多，从前面数，小兰排第三，从后面数小兰排第五，算一算一共有多少人去郊游？
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">3 + 4</gadget>
<output>7</output>

<gadget id="calculator">7 * 5</gadget>
<output>35</output>

<result>35</result>