Question

In what ratio a milkman should mix water with milk ,costing Rs.1750 per liter so that the mixture is worth Rs.12.50 per liter?​

Answer 1

Answer:

By the rule of allegation:

C.Pof1literofwater=0

C.Pof1literofmilk=12

MeanPrice(P)=8

d−m=12−8=4

m−c=8−0=8

∴Ratioofwaterandmilk=4:8=1:2

Step-by-step explanation:

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Answer 2

Answer:

Milk (Rs./ltr) ⠀⠀⠀⠀⠀Water (Rs./ltr)

⠀17.50⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀0

⠀⠀⠀⠀⠀⠀⠀⠀Mean (Rs./ltr)

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀12.50

⠀12.50⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀5

⠀⠀2.5⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀1

⠀⠀5/2⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀1

⠀⠀5⠀⠀⠀⠀⠀⠀⠀⠀:⠀⠀⠀⠀⠀2

Hence Ratio should be 5:2