Math, asked by vipinmamgai68, 1 year ago

Find the time in which 2000 will amount to 2205 at 5% per annum compound annualy.

Answers

Answered by Edwinabraham

$2000 \times ( \frac{105}{100})^{n} = 2205 \\ ( \frac{105}{100} )^{n} = \frac{2205}{2000} \\ ( \frac{21}{20})^{n} = \frac{441}{400} \\ n = 2$

vipinmamgai68: The diffrence between outside and inside csa of the cylindrical metallic pipe 14cm long is 352cmsquare. if the pipe is made of 3520cm of metal, find the outer and inner radii of the pipe.

vipinmamgai68: answer this question plz sir

Edwinabraham: ok

Answered by 69261s11411920

Answer:

In 2 years.

Step-by-step explanation:

Apply formula

2205=formula of compound interest

Do some elimination you will get it.

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