A mixture contains (2x+40) liters of milk and (5x-110) liters of water. 25% of the mixture is taken out and some quantity of the milk and water which is equal to half of the quantity of milk and water in the initial mixture is added to the taken out mixture such that the ratio of milk and water in the taken out mixture becomes 3:4.The total initial quantity of the mixture can be

(I) 6x liters
(II) (1.8x+294) liters
(III) (5x+70) liters