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secondary 3 | E Maths
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Shan Kuek
Shan Kuek

secondary 3 chevron_right E Maths chevron_right Singapore

Do help me out!! I’m stuck

Date Posted: 5 years ago
Views: 242
Eric Nicholas K
Eric Nicholas K
5 years ago
4.2 percent per annum = 1.05 percent per quarter

We need to use this figure as the compounding frequency is 4 times per year. So r = 1.05/100.

There are a total of 4 compounding periods in 1 year since the compounding frequency is 4 times per year. So n = 4.

Initial sum is P. Final sum is P + 96.60.
Eric Nicholas K
Eric Nicholas K
5 years ago
So, P + 96.60 = P times (1 + 1.05/100)^4

We need to solve a linear equation involving P.

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Eric Nicholas K
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