Chemistry Weighing Riddle Solution - 13 June
Dmitri was working on a mixture whose weight comprise of 90% liquid and 10% solid. The total weight of the mixture is 20 pound
. After a while, Dmitri noticed that some of the liquid evaporated and now the liquid comprise just 50% of the weight.
What is the weight of the mixture now?
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90% of liquid = 18 pounds
10% of solid = 2 pounds
Earlier 10% of solid is now contributing 50% weight = 2pounds
Therefore weight of liquid is also contributing 50% weight = 2pounds
Sum = 4pounds
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