题目来源
题目来源1 : 2022年9月GRE机经
题目来源2 : 2022年11月GRE机经
正确率：20%
难度：5
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The figure shows a museum display illustrating the movement of a satellite around the Earth.The two circles shown are concentric, where the inner circle of radius 1 meter represents the Earth's equator and the outer circle of radius 2 meters represents the orbit of the satellite. The part of the equator in the range of the satellite is represented by the shorter arc AB. The satellite makes 6 revolutions around the equator per day. During one day,what is the total amount of time, in hours, that each point on the equator is in the range of the satellite?
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· 相关考点
6.3.8 其他特殊排列组合技巧
6.3.8 其他特殊排列组合技巧
以上解析由 考满分老师提供。
