Same chapter3 marksDifficulty: Medium
In how many years will ₹1,000 amount to ₹1,331 at 10% per annum compound interest?
Compound Interest
3 marksDifficulty: Medium
At what rate per cent per annum will ₹4,000 amount to ₹4,410 in 2 years, compounded annually?
Original Khojo Papers practice question — not from a past board paper.
Answer
5% per annum
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
4,000(1 + r/100)2 = 4,410 gives (1 + r/100)2 = 1.1025, so 1 + r/100 = 1.05 and r = 5.
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