Respuesta :

Hagrid
Given:

Total investment = $2000
rate 1 = 5%
rate 2 = 6%

Total interest income = $106

let x = investment at 5%
     2000 - x = investment at 6%


$106 = A1 + A2

A = P(i(1+i)^n/ (1+i)^n -1)

Assume n = 1 

Solve for x. 

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