A milkman mixed some water with milk to gain 25% by selling the mixture at the cost price. The ratio of water and milk is respectively -

Question: A milkman mixed some water with milk to gain 25% by selling the mixture at the cost price. The ratio of water and milk is respectively -

Solution:
Let, the milkman has milk of Tk 100
∴ After mixing water the mixture sold for Tk = 100 + 25 = Tk 125

In Tk 125, Milk is of Tk 100 and Water is of Tk 25
So, The ratio of water and milk in mixture = 25 : 100 = 1 : 4