During the "June 1st" gymnastics performance, 15 people stand in each row, exactly 16 rows. If there are 20 people standing in each row, how many rows can they stand in?
"六一"体操表演时，每行站15人，正好站16行．若每行站20人，可以站几行？
<gadget id="calculator">16 / 20</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">15 * (4/5)</gadget>
<output>12</output>

<result>12</result>