Students line up to do exercises, form 4 teams with 9 people in each team, if they line up in 6 teams, how many people are in each team.
同学们排队做操，排成4队，每队9人，如果排成6队，每队多少人．
<gadget id="calculator">4 / 6</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">9 * (2/3)</gadget>
<output>6</output>

<result>6</result>