Problema Solution
Two gallons of 20% solution is mixed with 4 gallons of 50% of salt solution.Determine the percentage of salt solution in the new mixture
Answer provided by our tutors
let x represent the percentage of salt solution in the new mixture
0.20*2 + 0.50*4 = x*(2 + 4)
by solving we find:
x = 0.4 or 40%
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there is 40% salt solution in the new mixture.