Equal quantities of three mixtures of milk and water are mixed in the ratio 1:2, 2:3 and 3:4. The ratio of water and milk in the mixture is:  Choose the correct choice from the following choices.
A) 193:122
B) 61:97
C) 137:178
D) 122:193
E) 122:195
(1:2),(2:3),(3:4)   (1+2),(2+3),(3+4)   3,5,7   equal quantities of mixture i.e. lcm of 3,5,7=105   105/3= 
<gadget id="calculator">105/3</gadget>
<output>35</output>
35 , 105/5=21 , 105/7=15   (35*1,35*2),(21*2,21*3),(15*3,15*4)   (35,70),(42,63),(45,60)   so overall mixture ratio is   35+42+45:70+63+60   122:193   ANSWER:122:193
<result>D</result>
Equal quantities of three mixtures of milk and water are mixed in the ratio 1:2, 2:3 and 3:4. The ratio of water and milk in the mixture is: