Respuesta :
The total minimum credit card payment of Jimmy's credit card bill which he wants to pay as New Year's resolution is $449.24.
What is interest amount?
Interest is the amount charged on the principal amount with a fixed rate of interest for a time period.
As a New Year's resolution, Jimmy has agreed to pay off his 4 credit cards and completely eliminate his credit card debt within the next 12 months.
The balances and annual percentage rates for Jimmy's credit cards is,
Credit Card Current Balance     APR
A $563. 00 16% Â Â Â Â Â Â Â Â Â Â Â Â Â Â a. $321. 83
B $2,525. 00 21% Â Â Â Â Â Â Â Â Â Â Â Â b. $361. 45
C $972. 00 19% Â Â Â Â Â Â Â Â Â Â Â Â Â Â c. $374. 65
D $389. 00 17% Â Â Â Â Â Â Â Â Â Â Â Â Â Â d. $411. 25.
The monthly payment for credit car A is,
[tex]P_m=\dfrac{563}{{[1-(1+\dfrac{0.16}{12})]}^{\dfrac{-12}{0.16/12}}}\\P_m=51.08[/tex]
The total monthly payment is,
[tex]P_t=51.08\times12\\P_t=612.96[/tex]
Now, the charge of interest is,
[tex]I=612.96-563\\I=49.96[/tex]
Similarly, for credit card B is interset charge is $296.32 and for C is $102.96.
Thus, the total interest charge is,
[tex]I=46.96+296.32+102.96\\I=449.24[/tex]
Thus, the total minimum credit card payment of Jimmy's credit card bill which he wants to pay as New Year's resolution is $449.24.
Learn more about the interest here;
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