单选题:有a、b、c三种浓度不同的溶液,按a与b的质量比为5:3混合,得到的溶液浓度为13.75%;按a与b的质量比为3:5混合 题目分类:行政能力 题目类型:单选题 查看权限:VIP 题目内容: 有a、b、c三种浓度不同的溶液,按a与b的质量比为5:3混合,得到的溶液浓度为13.75%;按a与b的质量比为3:5混合,得到的溶液浓度为16.25%;按a、b、c的质量比为1:2:5混合,得到的溶液浓度为31.25%。问溶液c的浓度为多少?( ) A.35% B.40% C.45% D.50% 参考答案: 答案解析:
As a writer, he turned out three novels that year. As a writer, he turned out three novels that year.A.refused B.read C.produced D 分类:行政能力 题型:单选题 查看答案
在委托代理关系中,委托书授权不明的,被代理人应当向第三人承担民事责任,代理人负( )。 在委托代理关系中,委托书授权不明的,被代理人应当向第三人承担民事责任,代理人负( )。A.法律责任 B.监督责任 C.民事责任 D.连带责任 分类:行政能力 题型:单选题 查看答案
Keep on Fighting1 Turning once again to the question of inva Keep on Fighting1 Turning once again to the question of invasion, I would obser 分类:行政能力 题型:单选题 查看答案
The index is the government's chief gauge of future economic The index is the government's chief gauge of future economic activity.A.measure 分类:行政能力 题型:单选题 查看答案
He was kept in appalling conditions in prison. He was kept in appalling conditions in prison.A.critical B.terrible C.necessary 分类:行政能力 题型:单选题 查看答案