Question

A milkman mixes 40 lit of milk with Water in such a way that cost price of mik reduces from3.5litRs /lit
to a Rs.2 /lit find
quantity of water?​

Answer 1

Answer:

Quantity of water is 30 litres

Step-by-step explanation:

total money is

40×3.5=140 rupees

now some water mixed with milk

let us assume water is x

then

(40+x)×2=140

80+2x=140

2x=140-80=60

x=60/2=30

x=30