Class 1 of June carried out picnic activities. The squad leader told the life committee members that one rice bowl per person, one vegetable bowl for two people, and one soup bowl for three people. It is known that there are 55 bowls in total, and count how many people there are.
六1班开展野炊活动，班长告诉生活委员，按照1个人一个饭碗，2个人一个菜碗，3个人一个汤碗．已知一共有55个碗，算一算有多少人．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + (1/2) + (1/3)</gadget>
<output>11/6 = around 1.833333</output>

<gadget id="calculator">55 / (11/6)</gadget>
<output>30</output>

<result>30</result>