题目内容
(请给出正确答案)
[主观题]
甲容器中有浓度为4%的盐水150克,乙容器中有某种浓度的盐水若干克。从乙中取出450克盐水,放入甲中
混合成浓度为8.2%的盐水,再把水倒入乙容器中,使与甲的盐水一样多。现在乙容器中盐水浓度为1.12%。原来乙容器中有多少克盐水?
A.480
B.500
C.520
D.540
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A.480
B.500
C.520
D.540
A.9.6%
B.9.8%
C.9.9%
D.10%
A.9.6%
B.9.8%
C.9.9%
D.10.1%
A.9.6%
B.9.8%
C.9.9%
D.10.1%
A.9.6%
B.9.8%
C.9.9%
D.10%
A.0.0978
B.0.1014
C.0.0933
D.0.1127
A.9.78% B.10.14% C.9.33% D.11.27%
A.9.78%
B.10.14%
C.9.33%
D.11.27%
A. 4天
B. 4.5天
C. 5天
D. 5.5天
A.9.6%
B.9.8%
C.9.9%
D.10%
A. 5.45%
B. 6.15%
C. 7.35%
D. 5.95%