Example 6. How many kg of pure salt must be added to 30 kg of 2% solution of salt and water to increase it to a 10% solution ?
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Answer:
2.4 KG of salt should be added
Step-by-step explanation:
2% of 30 KG
30*2/100
=0.6 KG
10% of 30 KG
=30*10/100
=3 KG
salt to be added =3-0.6=2.4 KG
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