Question

the ratio of onto water in a mixture that gives 15 percent profit when sold at the cost price of pure milk​

Answer 1

Answer:

20/3

Step-by-step explanation:

assume 1 liter of milk = y rs

cost milk plus water = (1+x)y rs

he got 15% profit to the cost of pure milk:

((1+x)y-y)/y=15/100

x/1=3/20

ANS: 1/x=20/3