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Question:  A 5 litre jug contains 4 litres of a salt water solution that is 15 percent salt. If 1.5 litres of the solution spills out of the jug, and the jug is then filled to capacity with water, approximately what percent of the resulting solution in the jug is salt?



January 01, 2008 03:44:55 #3
 madhan7788   Member Since: January 2008    Total Comments: 1 

RE: A 5 litre jug contains 4 litres of a salt water solution that is 15 percent salt. If 1.5 litres of the solution spills out of the jug, and the jug is then filled to capacity with water, approximately what percent of the resulting solution in the jug i
 
Answer is 7.5%
jug contains 4 liter water with 15% of salt ,ie every unit of water contain 15% of salt,
so if 1.5 liters of water spills out ,remaining water also contain same 15% of salt .if we add water to fill jug capacity (2.5 liters), water is double so salt  percentage become half (7.5%)
     

 

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