Question

28. A man buys milk at Rs. 5 a litre and mixes it
with water. By selling the mixture at Rs. 4 a liter
he gains 25 per cent on his outlay. How much of
water did each litre the mixture contain?​

Answer 1

Answer:

he mix 500gm water in 1liter milk

Answer 2

Step-by-step explanation:

let LCM of 5&4 is 20

suppose he buy milk of ₹20

so he buy 4L of milk in₹20

the gain Percentage= 25%

so the selling price= 125/100*20

=₹25

so he sells 1L in ₹4

so he sells 25L in 25/4

=6.25L

so the amount of water he added 6.25-4 =2.25 L

so the added 2.25L of water.