How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid to obtain a mixture containing a

Question

velikii [3]

3 years ago

11

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid to obtain a mixture containing a

45% solution of acid?

Mathematics

1 answer:

prisoha [69] · Answer 1 · 2022-08-21T16:09:17+03:00

prisoha [69]3 years ago

5 0

Answer Using the method of alligation. 40.0= 20/(10/20) qts of 50% solution to add to your 20 qts of 20% solution. 60.0= (20+40.0) qts of the final 40% solution.