Carl invests $1, partly in a secure gic at 5% and the rest in a mutual fund that he thinks will earn 7.5%.
if he expects to earn the same amount of interest in both, how much did he invest at each rate?

0.05(x) = 0.075(10,000 - x)

the equation for interest is interest=(principle)(rate)(time)

the time for both are the same, so it cancels

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

i hope this answer you! if you have any further questions or concerns, feel free to ask! : )

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mark brainliest!

c

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