2
a) In how many years will a sum of money double itself at 16-% p.a. simple
interest?
3​

1 thought on “2<br />a) In how many years will a sum of money double itself at 16-% p.a. simple<br />interest?<br />3​”

1. Let, the time be t years

   According to the question :

   [tex]2x = \frac{x \times 16 \times \: t }{100} \\ \\ = > t = \frac{100}{8} = 12.5 [/tex]

   Hence in 12 years and 6 months a sum of money will be its double. ✔✔

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