How long will it take for 2400 rupees to become 2646 rupees at a 5% compound interest rate?

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എത്ര കാലം കൊണ്ട് 2400 രൂപ 5% കൂട്ടുപലിശ നിരക്കിൽ 2646 രൂപയാകും?

Answer:

A. 2

Read Explanation:

P = 2400 A = 2646 I = A - P = 2646 - 2400 = 246 R = 5% A = P(1 + R/100)^n 2646 = 2400(1 + 5/100)^n 2646/2400 = (105/100)^n 882/800 = (105/100)^n 441/400 = (21/20)^n 21²/20² = (21/20)^n n = 2

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