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SSC CGL 2025 Second Shift 📅 12 Sep, 2025

A 100-litre solution contains acid and water in the ratio 3:2. Some quantity of this solution is removed and replaced with pure acid. If the final ratio of acid to water becomes 7:3, how many litres of solution were replaced?

A
35 litres
B
25 litres
C
50 litres
D
20 litres
Result Summary
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SSC CGL
2025 • 12 Sep, 2025 • Second Shift
A 100-litre solution contains acid and water in the ratio 3:2. Some quantity of this solution is removed and replaced with pure acid. If the final ratio of acid to water becomes 7:3, how many litres of solution were replaced?
Correct Answer
25 litres
Initial water = 40L. Final water ratio = 3/10 * 100 = 30L. 10L water removed implies 25L of mixture was removed.[span_62](start_span)[span_62](end_span)...
Ref/Book : 1771252791.pdf
Ref. Subject Maths
Chapter -
Ref. Topic Mixtures
Pg. No -
💡 Analysis & Explanation
Introduction ▼
Initial water = 40L. Final water ratio = 3/10 * 100 = 30L. 10L water removed implies 25L of mixture was removed.[span_62](start_span)[span_62](end_span)
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