There are 18 boys in the mathematics interest group of Yingcai School, and the number of girls is 4 more than the number of boys (1/3). How many students are there in the mathematics interest group?
英才学校数学兴趣小组有18名男生，女生人数比男生人数的(1/3)还多4人，数学兴趣小组一共有多少名学生？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">18 * (1/3)</gadget>
<output>6</output>

<gadget id="calculator">6 + 4 + 18</gadget>
<output>28</output>

<result>28</result>