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Mixture and Alligation · UPSC CDS/OTA · Question 20 of 54

Mixture and Alligation: A milkman has milk containing 5% water. How many liters of pure milk should be added to 20 liters of this mixture to reduce the water content to 2%?

Step-by-step solution. Mixture and Alligation for UPSC CDS/OTA.

Topic
Mixture and Alligation
Subject
Mathematics
Difficulty
Medium
Solve Time
45-60 sec

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Q · Mixture and AlligationMedium · 45s

A milkman has milk containing 5% water. How many liters of pure milk should be added to 20 liters of this mixture to reduce the water content to 2%?

TopicMixture and Alligation
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min

Step-by-Step Solution

The complete worked solution.

Every step explained - no skipped algebra.

Apply mixture and allegation concepts to solve the problem.

Final Answer: Option B - 15 liters
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A milkman has milk containing 5% water. How many liters… - Mixture and Alligation (Mathematics) Solved Question