Twelve kilograms of oranges contained 98% of water. If the next day the concentration of water decreased by 2%, what was the new weight of the oranges, in kilograms? Answers
A) 6
B) 4.8
C) 2.5
D) 2
E) 1
Twelve kilograms of oranges contained 98% of water. If the next day the concentration of water decreased by 2%, what was the new weight of the oranges, in kilograms?   (A) 6   (B) 4.8   (C) 2.5   (D) 2   (E) 1   If A is the answer, then the question means that the concentration of water the newt day became 96%.   Out of 12 kilograms 98%, or 11.76 kilograms was water and 0.24 kilograms was non-water.   The next day, after some water evaporated, oranges became 96% water and 4% of non-water, so the next day 0.24 kilograms of non-water composed 4% of oranges, which means that the new weight of the oranges was x*0.04=0.24 --&gt; x=6 kilograms.   6nswer: 6.
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Twelve kilograms of oranges contained 98% of water. If the next day the concentration of water decreased by 2%, what was the new weight of the oranges, in kilograms?