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General Aptitude

Mixtures

Solve mixture and allegation-style questions on concentration, replacement, and weighted averages.

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20 questions ~6 minutes Randomized each time Explanations included

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Q1

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Q1. Mix 14 L of 40% acid solution with 14 L of 90% solution. Find final acid percentage.

Q2

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Q2. A 40 L vessel is full of milk. 10 L milk is removed and replaced with water. What is milk percentage now?

Q3

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Q3. Mix 14 L of 50% acid solution with 6 L of 80% solution. Find final acid percentage.

Q4

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Q4. A shopkeeper mixes 13 kg tea at Rs. 54/kg with 13 kg tea at Rs. 94/kg. What is average cost per kg?

Q5

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Q5. Mix 14 L of 20% acid solution with 6 L of 60% solution. Find final acid percentage.

Q6

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Q6. A shopkeeper mixes 6 kg tea at Rs. 56/kg with 12 kg tea at Rs. 146/kg. What is average cost per kg?

Q7

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Q7. Mix 8 L of 30% acid solution with 16 L of 90% solution. Find final acid percentage.

Q8

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Q8. A 50 L vessel is full of milk. 15 L milk is removed and replaced with water. What is milk percentage now?

Q9

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Q9. A shopkeeper mixes 15 kg tea at Rs. 59/kg with 11 kg tea at Rs. 137/kg. What is average cost per kg?

Q10

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Q10. A 20 L vessel is full of milk. 15 L milk is removed and replaced with water. What is milk percentage now?

Q11

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Q11. A shopkeeper mixes 10 kg tea at Rs. 43/kg with 10 kg tea at Rs. 125/kg. What is average cost per kg?

Q12

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Q12. A 50 L vessel is full of milk. 20 L milk is removed and replaced with water. What is milk percentage now?

Q13

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Q13. A shopkeeper mixes 5 kg tea at Rs. 37/kg with 8 kg tea at Rs. 102/kg. What is average cost per kg?

Q14

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Q14. A 25 L vessel is full of milk. 5 L milk is removed and replaced with water. What is milk percentage now?

Q15

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Q15. Mix 17 L of 50% acid solution with 17 L of 90% solution. Find final acid percentage.

Q16

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Q16. A shopkeeper mixes 9 kg tea at Rs. 61/kg with 9 kg tea at Rs. 125/kg. What is average cost per kg?

Q17

Not Answered

Q17. A 25 L vessel is full of milk. 15 L milk is removed and replaced with water. What is milk percentage now?

Q18

Not Answered

Q18. A shopkeeper mixes 10 kg tea at Rs. 37/kg with 9 kg tea at Rs. 94/kg. What is average cost per kg?

Q19

Not Answered

Q19. A 40 L vessel is full of milk. 20 L milk is removed and replaced with water. What is milk percentage now?

Q20

Not Answered

Q20. A shopkeeper mixes 5 kg tea at Rs. 69/kg with 10 kg tea at Rs. 120/kg. What is average cost per kg?

Mixtures Practice Questions with Answers

Build speed and accuracy with curated mixtures practice. Each quiz includes solved explanations, timed mode, and instant correctness feedback.

How to prepare effectively for this topic?

Practice short timed sets daily, review every explanation, and track recurring mistakes for weekly revision.

Are these questions useful for placements and competitive exams?

Yes. The format mirrors common screening rounds with option-based answers and explanation-driven learning.

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