Mixture and Comparison Problems
SSAT Middle Level · Flashcards · Application
SSAT MIDDLE LEVEL · FLASHCARDS
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QUESTION
Find
x
x
x
: How many liters of
5
%
5\%
5%
solution with
2
2
2
L of
35
%
35\%
35%
make
20
%
20\%
20%
?
QUESTION
Find
x
x
x
: How many liters of
30
%
30\%
30%
solution with
2
2
2
L of
60
%
60\%
60%
make
40
%
40\%
40%
?
QUESTION
Find the ratio of
10
%
10\%
10%
to
40
%
40\%
40%
needed to obtain a
25
%
25\%
25%
mixture.
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ANSWER
1
:
1
1:1
1
:
1
. Applies alligation with differences
40
−
25
=
15
40-25=15
40
−
25
=
15
and
25
−
10
=
15
25-10=15
25
−
10
=
15
to find the equal ratio for the target mixture.
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