Solved UPSC CDS/OTA Question
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Q · Simple InterestModerate · 45s
₹3000 amounts to ₹3575 in 1 year 3 months at simple interest. Find the rate per annum.
TopicSimple 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.
R = (575×100)/(3000×1.25) = 15.3%.
Final Answer: Option B — 15.3%