Question

Vessels 1 and 2 have same quantity of milk solution. The milk concentrations (in %) in the mixtures in vessels 1 and 2 are in the ratio 2:7. If equal quantities of mixtures are drawn from the vessels and mixed the resulting mixture will have 54%milk. If x litres drawn from vessel 1 are missed with y litres drawn from vessel 2, the resulting mixtures will have 49% of milk. Find x:y
A. 7:11 B. 11:7 C.5:7 D.7:5 E .3:7