Wednesday, October 28, 2009

Somebody please help me!!!!!?

kassie borrowed $1000 from the bank at a 12% interest rate. How much money will Kassie have to pay the bank over a six month period of time?



Somebody please help me!!!!!?mortgage rate





Assuming simple interest:



The formula is A = P(1+rt),



where P is the prinicple, r is the interest rate and t is the time (i years)



P = 1000, r = .12 and t = 1/2



A = 1000(1+(.12)(1/2))



A = 1000(1+.06)



A = 1000(1.06)



A = 1060



Somebody please help me!!!!!?

loan



12% of 1000 is 120. if interest is 120 a year, then half that would be 60|||This depends how the interest is calculated.



If the 12% is the annual interest rate, and the interest is applied monthly then 1% will be charged each month.



If the interest is compounded then in the second month 1% will be applied to $1000 + $10 from the first months interest.



So after the second month the amount owed will be 1.01*(1010) = 1.01*(1000*1.01) = 1000* 1.01^2



Hence after six moths the total amount repayable is 1000*1.01^6 = $1061.52



Note this compounding of interest has added an extra $1.52 in comparision to if 1% of $1000 = $10 was added each month.



If that was the case $1060 would be repayable.|||The interest is given by I = Prt, where P is the principal,



r is the yearly interest rate and t is the time in years.



So the interest is 1000*.12*1/2 = 60.



The total amount to repay is therefore $1060.

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