hree containers A, B and C are having mixtures of milk and water in the ratio of 1:5, 3:5, 5:7 respectively. If the capacities of the containers are in the ratio 5:4:5, find the ratio of milk to water, if all the three containers are mixed together.
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Correct option is
C
53 : 115
Ratio of milk and water
=(
6
1
×5+
8
3
×4+
12
5
×5):(
6
5
×5+
8
5
×4+
12
7
×5)
=(
6
5
+
2
3
+
12
25
):(
6
25
+
2
5
+
12
35
)
=(
12
10+18+25
):(
12
50+30+35
)
=
12
53
:
12
115
=53:115
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