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Mixtures and Allegations MCQs for Competitive Exams

Prepare for Mixtures and Allegations MCQs for Competitive Exams with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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Topic Notes: Mixtures and Allegations

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

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Master Mixtures and Allegations MCQs for Competitive Exams with our comprehensive, verified question bank. Designed for students and competitive exam aspirants across Pakistan, this study resource provides topic-wise practice questions for CSS, PMS, FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and university entry tests.

Exam Focus
Aligned with FPSC, PPSC, and CSS syllabus criteria for Mixtures and Allegations.
Past Papers
Includes frequently repeated questions from past examinations.
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Preparation Guide & Key Focus Areas for Mixtures and Allegations MCQs

When preparing for Mixtures and Allegations MCQs (Mathematics-General Ability), focus on core definitions, historical timelines, relevant provisions, and commonly tested factual points. Review each question below, test your knowledge against the given options, and inspect the detailed explanation to solidify your understanding.

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41
An alloy contains zinc and copper in the ratio 1:2. In the second alloy, the same elements are in the ratio 2:3. If these two alloys are mixed in equal quantities, what is the ratio of zinc and copper in the new alloy?
42
Find the ratio in which rice at Rs. 7.20/kg be mixed with rice at Rs. 5.70/kg to produce a mixture worth Rs. 6.30/kg.
43
A man buys milk at Rs. 5 per liter and after adding water sells it at Rs. 6 per liter, thereby making a profit of 33.33%. What is the proportion of water to milk?
44
A mixture of 20 kg of spirit and water contains 10% water. How much water must be added to raise the percentage of water to 25%?
45
How much pure alcohol has to be added to 400 ml of a solution containing 15% alcohol to change the concentration to 32%?
46
From a container of wine, a thief stole 15 liters of wine and replaced it with same quantity of water. He again repeated the same process. Thus, the ratio of pure wine and water becomes 343:169. What was the initial amount of wine in the container?
47
A 50 liter mixture of milk and water contains 10% water. How much water must be added to make the water 20% in the new mixture?
48
In what proportion must a grocer mix sugar at Rs. 12/kg and Rs. 7/kg so as to make a mixture worth Rs. 8/kg?
49
A trader mixes 26 kg of rice at Rs. 20 per kg with 30 kg of rice of another variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is:
50
If a milkman mixes water and milk in the ratio 1:5, what is the profit percentage if he sells the mixture at the cost price of pure milk?