Two container A & B contain oil. 60% of contents of container A was transferred to container B. Then 50% contents of container B was transferred to A. The quantity of oil in container A to that of container B is now 11 : 7. What was ratio of initial volumes of oil in containers of A and B?
Two container A & B contain oil. 60% of contents of container A was transferred to container B. Then 50% contents of container B was transferred to A. The quantity of oil in container A to that of container B is now 11 : 7. What was ratio of initial volumes of oil in containers of A and B?
Option 1 -
5 : 4
Option 2 -
7 : 5
Option 3 -
6 : 5
Option 4 -
8 : 5
Asked by Shiksha User
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1 Answer
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Correct Option - 1
Detailed Solution:Let oil in containers be A & B.
After 1st operation
Container A = 0.4 A
Container B = 0.6 A + B
After 2nd operation
Container A = 0.4 A + 0.3 A + 0.5 B
Container B = 0.3 A + 0.5 B
=
1.6A = 2B
Volume of A : B = 5 : 4.
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