Acid and water are mixed in a vessel A in the ratio of 5 : 2 and in th – McqOptions

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1.	Acid and water are mixed in a vessel A in the ratio of 5 : 2 and in the vessel B in the ratio 8 : 5. In what proportion should quantities be taken out from the two vessels so as to form a mixture in which the acid and water will be in the ratio of 9 : 4?
A.	7: 2
B.	2: 7
C.	7: 4
D.	2: 3
Answer» C. 7: 4

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