A 20-meter-long rope, cut off 9 meters to make a long skipping rope, and make a short skipping rope every 2 meters, how many short skipping ropes can be made?
一根20米长的绳子，剪掉9米做长跳绳，剩下的每2米做一根短跳绳，可以做几根短跳绳？
<result>5</result>