The compounded interest on a sum of Rs. 20,000 at 20% p.a. for 2 years 3 months. When the interest is compounded 9 mothly, is? |
10412.5 10417.5 10418.5 10410.5 |
10417.5 |
Interest rate when compounded 9 monthly = \(\frac{9}{12}\) × 20% = 15% 2 year 3 months = 27 months (creates 3 cycle) Compound interest for 3 cycle of 9 months at the rate of 15% 15% → \(\frac{3}{20}\) 20 23 20 23 20 23 --------- -------- 8000 12167 Principal Amount ↓ ↓ ⇒ 4167 ⇐ C.I. = \(\frac{4167}{8000}\) × 20000 = 10417.5
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