Solved UPSC CDS/OTA Question
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Q · InstallmentsDifficult · 45s
₹3,00,000 over 48 months at 12% p.a. After 36 EMIs, you switch to **double EMI** till closure. 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 B₃₆; with A′=2A, solve remaining n. Months saved ≈ 6.2.
Final Answer: Option A - 6.2 months