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SSC CGL Tier 2 Exam 1 Dec 2016 Paper 1
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© examsnet.com
Question : 25
Total: 100
Three containers have their volumes in the ratio 3 : 4 : 5. They are full of mixtures of milk and water. The mixtures contain milk and water in the ratio of (4 :1), (3 : 1) and (5 : 2) respectively. The contents of all these three containers are poured into a fourth container. The ratio of milk and water in the fourth container is
4 : 1
151 : 48
157 : 53
5 : 2
Validate
Solution:
(3) Let the volumes of three containers be 3 litres, 4 litres and 5 litres respectively.
Container–I
Milk
=
4
×
3
5
=
12
5
litres,
Water
=
3
5
litre
Container–II
Milk
=
4
×
3
4
=
3
litres,
Water
=
1
litre
Container–III
Milk
=
5
×
5
7
=
25
7
litres,
Water
=
10
7
litre
∴ Required ratio in container–IV
=
(
12
5
+
3
+
25
7
)
:
(
3
5
+
1
+
10
7
)
=
(
84
+
105
+
125
35
)
:
(
21
+
35
+
50
35
)
=
314
35
:
106
35
=
157
:
53
© examsnet.com
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