Question
The time in which Rs.80,000 amounts to Rs.92,610 at 10% p.a. compound interest, interest being compounded semi annually is :
Answer: Option B
Answer: (b)Using Rule 1 and 2,Time = t half yearand R = 5% per half yearA = P$(1 + R/100)^T$$92610/80000 = (1 + 5/100)^T$$9261/8000 = (21/20)^T$T = 3 half years or 1$1/2$ years$(21/20)^3 = (21/20)^T$
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Answer: (b)Using Rule 1 and 2,Time = t half yearand R = 5% per half yearA = P$(1 + R/100)^T$$92610/80000 = (1 + 5/100)^T$$9261/8000 = (21/20)^T$T = 3 half years or 1$1/2$ years$(21/20)^3 = (21/20)^T$
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