Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

Dawnie deposited $350 in a savings account earning 2% interest over 3 years. What was the total amount of interest earned at the end of 3 years? A. $420 B. $210 C. $42 D. $21

OpenStudy (anonymous):

@bohotness

OpenStudy (anonymous):

@TheEdwardsFamily

OpenStudy (anonymous):

i think it is D

OpenStudy (anonymous):

@AlexandervonHumboldt2

OpenStudy (texaschic101):

I = PRT (Interest = principle * rate * time) -- turn rate to decimal I = (350)(.02)(3) I = you can do the math for this...just multiply

OpenStudy (anonymous):

ok then it is 420

OpenStudy (anonymous):

?

OpenStudy (texaschic101):

no...it is not....do not forget there is a decimal in there...try multiplying again

OpenStudy (anonymous):

ok it is 2.1?

OpenStudy (anonymous):

or.21

OpenStudy (texaschic101):

350 x 0.02 x 3 = 21

OpenStudy (anonymous):

right

OpenStudy (anonymous):

ok ue deposited $3000 in a savings account earning 2% interest over 8 years. What was the total interest Sue earned? i need to ask if this answer is rong 120

OpenStudy (anonymous):

because some one said it was i do not think it is right

OpenStudy (texaschic101):

I = PRT I = (3000)(.02)(8) I = 480 it is 480

OpenStudy (anonymous):

ok thanks so much if you want to help me more then say so but i have 2 more after this oneKatie invested $1200 at 8.5% interest. She earned $612 interest at the end of y years. What is the value of y? A. 18 B. 12 C. 6 D. 3

OpenStudy (anonymous):

i think it is 12

OpenStudy (texaschic101):

I would but I have to go somewhere now. I am so sorry...I lost track of time....crap...I am gonna be late. Again...so sorry

OpenStudy (anonymous):

it is ok go go go

OpenStudy (anonymous):

bye

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!