Question

A solution is mixed with a 12% acid solution to form a 16% acid solution. How many liters of the 20% acid solution are used to make 10 liters of the 16% acid solution?

Answer 1

V*.2+(10-V).12=10*.16

Answer 2

Thanks. i worked it out and it came out to = 4 liters

Answer 3

is it 4 liter???