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JEFFERY INVESTED 16,000 IN TWO ACCOUNTS PAYING 4% 6% ANNUAL INTEREST. IF TE TOTAL INTEREST EARNED...

JEFFERY INVESTED 16,000 IN TWO ACCOUNTS PAYING 4% 6% ANNUAL INTEREST. IF TE TOTAL INTEREST EARNED IN ONE YEAR WAS $815,how much did he investat each rate?

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Answer #1

x amount invested at 4%.............= 0.04x

y amount invested at 6%.............= 0.06y

total interest is 815

equation is

..............(1)

.

total amount is 16000

hence

put the value of y in equation (1)

......at 4%

.

...........at 6%

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