Question

After selling 1/4 of the milk in his can the milkman fills it with water. After selling 1/5 of the mixture as milk, he fills it again and then sells the entire portion as milk. What is the percentage gain made
the milkman? (tt selling price = cost price.)
45%
0 35%
O
30%
25%
Nede
12​

Answer 1

Answer:

To make a profit of 20%, the milkman should mix 20% of water to pure milk. Because consumers assume the water mixed milk as pure milk. Therefore the Sale Price of 1.20- Kg water mixed milk = 1.20- times of pure milk. So profit= 20%.