Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · Compound InterestDifficult · 45s
Find the amount of ₹5000 at 9% p.a., compounded continuously for 2 years.
TopicCompound Interest
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.
A = Pe^(rt) = 5000·e^(0.09×2) = ₹5986.09; CI = ₹986.09.
Final Answer: Option A — ₹5986.09