NIACL Model Paper 1 with solutions for free online practice

Question : 20 of 100

Marks: +1, -0

A milkman claims to sell m ilk at its cost price only, but he is making a profit o f 20% since he has mixed some amount of water in the m ilk. What is the percentage o f m ilk in the mixture?

80%
$250/3 %$
75%
$200/3 %$
None o f these

Validate

Solution:

(b) Let milkman buy milk of ₹100.
20% profit, then S. P. = ₹120

∴ Percentage of milk =

{6-1}/6×100=5/6×100=250/3 %

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