sofiarvargas09 sofiarvargas09

04-03-2022
Mathematics

contestada

You deposit $400 in an account. The account earns $18 simple interest in 9 months. What is the annual interest rate?
The annual interest rate is
%?

Respuesta :

mdilipthapamagar mdilipthapamagar

04-03-2022

Answer:

6% Ans

Step-by-step explanation:

p =$400

i=18

t=9/12 = .75 year

Now

si=ptr/100

18=400*.75*r/100

1800=300r

r=1800/300

r=6% Ans

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