Question

42. Ratio of milk and water in 45 liters of mixture is 3:2.
How much water is added to mixture the new ratio if milk
and water become 9:11.
(a) 17 (b)20 (c)10 (d)15​

Answer 1

Answer:

18 litre

Step-by-step explanation:

take 3:2 into x,

it means 3x and 2x,

milk's amount is 3x litre and water's amount is 2x.

the total amount is 45 litres,

3x+2x=45

5x=45

x=45/5

×=9

water's amount is = 2x= 2×9= 18 liters