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EPAM Systems technical mcq question, verified with a worked answer. Free to practise - no sign-up.
Quantitative Aptitude: Ratio & Proportions**
Consider a concentrated solution that is diluted through a three-stage process. In each stage, 10% of the solution's volume is replaced with water. After the completion of this process, what would be the remaining strength of the original strong solution in the vessel?
Answer
(Please choose a correct answer)
Show answer & explanation
Answer: A. A) 72.90%
Accurate technical and quantitative evaluation based on foundational principles.
Step-by-step Derivation:
Step 1: Formulate problem conditions.
Step 2: Apply logical deduction.
Step 3: Conclude correct option.