甲乙丙三人进行百米赛跑,当甲到达终点时,乙距终点8米,丙距终点12米,当乙到终点时丙距终点多少米?

2个回答

  • 设乙到终点时,丙距终点有x米,可得:

    (100-8):(100-12)=100:(100-x)

    9200-92x=8800

    92x=9200-8800

    92x=400

    x=100/23