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甲、乙两同学骑自行车从A地沿同一条路到B地,已知乙比甲先出发,他们离出发地的距离...
甲、乙两同学骑自行车从A地沿同一条路到B地,已知乙比甲先出发,他们离出发地的距离s(km)和骑行时间t(h)之间的函数关系如图所示.给出下列说法:
(1)他们都骑行了20km;
(2)乙在途中停留了0.5h;
(3)甲、乙两人同时到达目的地;
(4)相遇后,甲的速度<乙的速度.
根据图象信息,以上说法正确的有( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022164653593120047/SYS201310221646535931200009_ST/images0.png)
A.1个
B.2个
C.3个
D.4个
考点分析:
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