suewignall
23.08.2020 •
Mathematics
PLEASE HELP ME I NEED THIS BY TONIGHT Ed Moura has $85000 invested in stocks paying 5%. How much additional money should he invest in certificates of depositing paying 2% so that the average return on the two investments is 3%?
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Ответ:
$170,000
Step-by-step explanation:
(1.05(85000))+1.02x=1.03(85000)+1.03y
honestly not sure but it's the best I got
Ответ:
I don't know how to do this! (if you know , say it.
I have drawn the curves for k=4 to 9
and we only have 3 solutions if 4<k<8