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Tamil Nadu Board of Secondary EducationHSC Commerce Class 11

Calculate the amount of an ordinary annuity of ₹ 10,000 payable at the end of each half-year for 5 years at 10% per year compounded halfyearly. [(1.05)10 = 1.6289] - Business Mathematics and Statistics

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Question

Calculate the amount of an ordinary annuity of ₹ 10,000 payable at the end of each half-year for 5 years at 10% per year compounded half-yearly. [(1.05)10 = 1.6289]

Sum
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Solution

Given a = ₹ 10,000, i = `10/2%` = 5% = 0.05, n = 5 × 2 = 10

P = `"a"/"i" [(1 + "i")^"n" - 1]`

= `10000/0.05 [(1 + 0.05)^10 - 1]`

= `10000/0.05 [(1.05)^10 - 1]`

= 2,00,000 [1.6289 − 1]

= 2,00,000 (0.6289)

= ₹ 1,25,780

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Chapter 7: Financial Mathematics - Miscellaneous Problems [Page 173]

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Samacheer Kalvi Business Mathematics and Statistics [English] Class 11 TN Board
Chapter 7 Financial Mathematics
Miscellaneous Problems | Q 3. (ii) | Page 173
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