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grems · 07-17-2008, 04:56 AM

After 200 grams of water were added to the 24%-solution of alcohol, the strength of the solution went down by one-third. How much of the 24%-solution was used?

A) 180
B) 220
C) 250
D)350
E)400

07-17-2008, 04:56 AM	#1 (permalink)
grems Within my grasp! Join Date: Apr 2008 Posts: 237	Word problem After 200 grams of water were added to the 24%-solution of alcohol, the strength of the solution went down by one-third. How much of the 24%-solution was used? A) 180 B) 220 C) 250 D)350 E)400