SOLUTION: Tiana invests $1900 in one account and $1400 in an account paying 3 % higher interest. At the end of one year she had earned $372 in interest. At what rates did she invest?
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Question 978672: Tiana invests $1900 in one account and $1400 in an account paying 3 % higher interest. At the end of one year she had earned $372 in interest. At what rates did she invest?
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
Tiana invests $ in one account at rate % and $ in an account paying % higher interest.
At the end of one year she had earned $ in interest.
%
and an account paying % higher interest is %
she invest at % and %
check:
% of $ is $
% of $ is $
and which confirms our solution
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