Arithmetichard · Past Paper
The CI on Rs. 10000 for 2 years is Rs. 2100. Find the rate.
A10%
B11%
C12%
D15%
✓ Correct Answer: A — 10%
A = 12100. 12100/10000 = (1 + R/100)^2 => 1.21 = (1 + R/100)^2 => 1.1 = 1 + R/100 => R = 10%.
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