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甲乙两人分别从AB两地同时出发相向而行,甲乙的速度比是4:3,两人相遇后继续进行,甲到达B后地后和乙到达A地后立刻沿原路返回,已知两人第一次相遇的地点和第二次相遇的地点距离30km,则AB两地相距多少千米。
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相关拓展:甲乙两人分别从AB两地同时出发相向而行,甲乙的速度比是4:3,两人相遇后继续进行,甲到达B后地后和乙到达A地后立刻沿原路返回,已知两人第一次相遇的地点和第二次相遇的地点距离30km,则AB两地相距:30÷[(4-3)×2]×(4+3)=105(千米),105÷(4+3)×3=45(千米).
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咨询记录 · 回答于2023-05-24
甲乙两人分别从AB两地同时出发相向而行,甲乙的速度比是4:3,两人相遇后继续进行,甲到达B后地后和乙到达A地后立刻沿原路返回,已知两人第一次相遇的地点和第二次相遇的地点距离30km,则AB两地相距多少千米。
感谢。
亲亲
很高兴为您解答哦,甲乙两人分别从AB两地同时出发相向而行,甲乙的速度比是4:3,两人相遇后继续进行,甲到达B后地后和乙到达A地后立刻沿原路返回,已知两人第一次相遇的地点和第二次相遇的地点距离30km,则AB两地相距45千米。
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亲亲
相关拓展:甲乙两人分别从AB两地同时出发相向而行,甲乙的速度比是4:3,两人相遇后继续进行,甲到达B后地后和乙到达A地后立刻沿原路返回,已知两人第一次相遇的地点和第二次相遇的地点距离30km,则AB两地相距:30÷[(4-3)×2]×(4+3)=105(千米),105÷(4+3)×3=45(千米).
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再次感谢
30÷[(4-3)×2]
看一下亲亲