Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · InstallmentsDifficult · 45s
₹4,20,000 at 12.5% for 48 months. After 10 EMIs, you prepay ₹75,000 and continue the same EMI. Approximately how many months are saved?
TopicInstallments
Question Typemultiple choice
DifficultyDifficult
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Compute B₁₀, subtract prepayment; solve remaining n. Months saved ≈ 9.5.
Final Answer: Option A — 9.5 months