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 May 1st, 2017, 06:37 AM #1 Newbie   Joined: Apr 2017 From: brasil Posts: 12 Thanks: 0 aplicated math (Ingles) If the capital equals 2 out of 3 of the interest and the term of application is 5 months, what will be the interest rate considered? (Portugues) Se o capital for igual 2 sobre 3 dos juros e o prazo de aplicação for de 5 meses, qual será a taxa de juros considerada? (Espanhol) Si el capital es igual a 2, el 3 de interés y el plazo de solicitud es de 5 meses, lo que se considera la tasa de interés?
 May 1st, 2017, 02:28 PM #2 Senior Member     Joined: Sep 2015 From: Southern California, USA Posts: 1,602 Thanks: 816 assuming monthly accrual $c + i = (1+r)^5 c$ $1 + \dfrac i c = (1+r)^5$ $1 + \dfrac 1 2 = (1+r)^5$ $(1.5)^{1/5}-1 = r$ $r \approx 0.084 = 8.4\%$
May 1st, 2017, 06:52 PM   #3
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Quote:
 Originally Posted by yury If the capital equals 2 out of 3 of the interest
Romsek, that really should be:
if the interest is half the capital

Agree?

Yury, try and get an English girlfriend!

May 2nd, 2017, 01:29 AM   #4
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Quote:
 Originally Posted by Denis Romsek, that really should be: if the interest is half the capital Agree? Yury, try and get an English girlfriend!
yes, 2 capital, 1 interest

$\dfrac i c = \dfrac 1 2$

 May 3rd, 2017, 01:00 PM #5 Newbie   Joined: Apr 2017 From: brasil Posts: 12 Thanks: 0 It's too difficult, give me some cousin. Last edited by yury; May 3rd, 2017 at 01:02 PM.

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