Three glasses of capacity 2 lt , 5 ltand 9 ltcontain mixture of milk and water with milk concentrations `90%, 80% `and `70%` respectively. The contents of three glasses are emptied into a large vessel. Find the ratio of milk and water in the resultant mixture .

Options

A. 121 : 39
B. 131 : 49
C. 39 : 121
D. 49 : 131

Answer

A