1 ounce of the mixture containing an unknown percentage of
salt is to be mixed with 2 ounces of a mixture which is
15% salt, in order to obtain a solution which is 12%
salt. What was the percentage of salt in the first solution?
1 ounce of the mixture containing 6% salt is to be
mixed with 2 ounces of a mixture which is 15% salt,
in order to obtain a solution which is 12% salt. What is
the percentage of salt in the resulting solution?
A mixture containing 6% salt is to be mixed with 2
ounces of a mixture which is 15% salt, in order to obtain a
solution which is 12% salt. How much of the first solution must
be used?