题目信息
A rope 20.6 meters long is cut into two pieces. If the length of one piece of rope is 2.8 meters shorter than the length of the other, what is the length, in meters, of the longer piece of rope?
A:7.5
B:8.9
C:9.9
D:10.3
E:11.7
参考答案及共享解析

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已选答案:
正确答案:
E:11.7
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