Two vessels A and B contain spirit and water in the ratio 5 : 2 and 4 – McqOptions

MCQOPTIONS

1.	Two vessels A and B contain spirit and water in the ratio 5 : 2 and 4 : 3 respectively. These contents are mixed in the ratio 7 : 5. In 420 mL of this solution, how much water should be added to get a solution of spirit and water in the ratio 11:7?
A.	30 mL
B.	35 mL
C.	25 mL
D.	40 mL
Answer» B. 35 mL

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