|
关注:1
2013-05-23 12:21
求翻译:two number are in the ratio 2:3,when 4 is added to each number,the ratio changes to 5:7 the sum of the two original number is是什么意思?![]() ![]() two number are in the ratio 2:3,when 4 is added to each number,the ratio changes to 5:7 the sum of the two original number is
问题补充: |
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区