The school volleyball team has a total of 64 members, and the number of girls is equivalent to the number of boys (7/9). How many girls are there in the volleyball team?
学校排球队共有队员64人，其中女生人数相当于男生人数的(7/9)，排球队有女生多少人？
<gadget id="calculator">7 / 9</gadget>
<output>7/9 = around 0.777778</output>

<gadget id="calculator">1 + (7/9)</gadget>
<output>16/9 = around 1.777778</output>

<gadget id="calculator">64 / (16/9)</gadget>
<output>36</output>

<gadget id="calculator">64 - 36</gadget>
<output>28</output>

<result>28</result>