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GRE Math Challenge #37-liquid A makes up 7.0 percent
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09 Sep 2014, 01:21
09 Sep 2014, 01:21
Expert Reply
00:00
Question Stats:
85% (01:15) correct
15% (01:25) wrong based on 20 sessions
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By weight,liquid A makes up 7.0 percent of solution 1 and 4.5 percent of solution 2. If 3 grams of solution 1 is mixed with 2 grams of solution 2,then the liquid A accounts for what percent of the resulting solution?
A.6.0%
B.10%
C.10.75%
D.21.5%
E.50%
A.6.0%
B.10%
C.10.75%
D.21.5%
E.50%
Re: GRE Math Challenge #37-liquid A makes up 7.0 percent
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09 Apr 2020, 13:43
09 Apr 2020, 13:43
Expert Reply
(7*3% + 14.5%*2)/5=10%
Option B
Option B
Re: GRE Math Challenge #37-liquid A makes up 7.0 percent
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02 Dec 2021, 05:14
02 Dec 2021, 05:14
hey i did not get it. can you plz elaborate .
