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Mathematics 17 Online
OpenStudy (noodya123):

PLEASE HELP A car is purchased for $24500. After each year, the resale value decreases by 35%. What will the resale value be after 4 years? round your answer to the nearest dollar.

OpenStudy (kinged):

\[24500 \times 0.35^4\]

OpenStudy (kinged):

\[\approx367\]

OpenStudy (noodya123):

so i did that and got 367

OpenStudy (noodya123):

are you sure thats correct

OpenStudy (kinged):

Yep

OpenStudy (kinged):

24500 * (1 - (35/100))^4

OpenStudy (kinged):

Sorry

OpenStudy (kinged):

\[\approx4373\]

OpenStudy (kinged):

I just woke up.

OpenStudy (noodya123):

that was correct thank you

OpenStudy (noodya123):

do you think you can help me with one more

OpenStudy (kinged):

Yep. Go ahead.

OpenStudy (noodya123):

A principal of $3,000 is invested at 4% interest, compounded annually. How much will the investment be worth after 13 years?

OpenStudy (kinged):

p(1+r/n)^nt then \[3000(1+\frac{ 4 }{ 1 })^{13}\]

OpenStudy (kinged):

except for 4 to be treated as 0.04

OpenStudy (noodya123):

is 4995 correct

OpenStudy (kinged):

To the nearest $, yes.

OpenStudy (noodya123):

thank you so much

OpenStudy (misty1212):

HI!!

OpenStudy (misty1212):

first one i think is not right

OpenStudy (kinged):

We corrected it.

OpenStudy (misty1212):

oh

OpenStudy (kinged):

You are welcome noodya123

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