Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · Compound InterestModerate · 45s
A sum of ₹15,000 is invested at 10% in the first year and 12% in the second year (CI annually). Find the amount after 2 years.
TopicCompound Interest
Question Typemultiple choice
DifficultyModerate
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
A = 15000×1.10×1.12 = ₹18480.
Final Answer: Option A — ₹18480.00