The kindergarten teacher taught the children to make red flowers, Xiao Wang made 9 flowers, Xiao Fang made 10 flowers, and Xiao Lin and Xiao Ning jointly made 13 flowers. How many flowers per person on average
幼儿园的老师教小朋友做红花，小王做9朵，小方做10朵，小林和小宁合做13朵．平均每人做多少朵
<gadget id="calculator">9 + 10 + 13</gadget>
<output>32</output>

<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<result>8</result>