Question

729 ml of a mixture contains milk and water in the ratio 7 : 2. how much more water is to be added to get a new mixture containing milk and water in the ratio of 7 : 3?​

Answer 1

Step-by-step explanation:

Ans-81ml

total milk=729*7/9=5103/9

total water= 729*2/9 + a=1458/9+a

ratio= 7/3

3*5103/9=7*(1458/9+a)

a = 81 ml - answer

Answer 2

Answer:

81 ml

Step-by-step explanation: