wa3n6gelakesco wa3n6gelakesco

26-06-2016
Mathematics

contestada

a man earns $112 interest in one year on an investment of $1,400. what was his rate of interest

Respuesta :

olemakpadu olemakpadu

26-06-2016

Interest, I = PRT

Principal, P = $1400, Rate R = % per year, Time T = 1 year

112 = 1400*R*1

112/1400 = R

R = 112/1400

R = 0.08 = 8/100

R = 8% per year.

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anniego4 anniego4

30-10-2018

Answer:

The rat of interest is 8% per year

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