If X beakers of 100 ml containing 1 : 4 acid-water solution are mixed with Y beakers of 200 ml containing 3 : 17 acid-water solution then the ratio of acid to water in the resulting mixture becomes 19 : 91. Find X : Y.
A. 5 : 3
B. 3 : 5
C. 7 : 13
D. 13 : 7
Answer: Option A
This Question Belongs to Arithmetic Ability >> Alligation
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