Pregunta
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Ethel and Jack each separately apply for and receive a loan worth apiece. Ethel has a relatively average credit
rating, so her loan has an APR of , compounded monthly. Jack’s credit rating is excellent, so his loan has an
APR of , compounded monthly. If they both pay off their respective loans by making six years of identical
monthly payments, how much more will Ethel pay than Jack? (Round all dollar values to the nearest cent.)
a.
b.
c.
d.

Ask by Davison Edwards. in the United States
Jan 23,2025

Solución de inteligencia artificial de Upstudy

Respuesta verificada por el tutor

Responder

Ethel will pay $613.44 more than Jack.

Solución

To find out how much more Ethel will pay than Jack for their loans, we need to calculate the monthly payments for both loans and then find the total amount paid by each. Finally, we will subtract Jack’s total payment from Ethel’s total payment.

Step 1: Calculate Monthly Payment Formula

The formula for the monthly payment on a loan is given by:
Where:
  • = principal amount (loan amount)
  • = monthly interest rate (annual rate / 12)
  • = total number of payments (loan term in months)

Step 2: Calculate Ethel’s Monthly Payment

  • Principal
  • Annual interest rate or
  • Monthly interest rate
  • Loan term years months
Now, we will calculate and then for Ethel.

Step 3: Calculate Jack’s Monthly Payment

  • Principal
  • Annual interest rate or
  • Monthly interest rate
  • Loan term years months
Now, we will calculate and then for Jack.

Step 4: Calculate Total Payments

Total payment for each will be .

Step 5: Calculate the Difference

Finally, we will find the difference between Ethel’s total payment and Jack’s total payment.
Let’s perform these calculations.
Calculate the value by following steps:
  • step0: Calculate:
  • step1: Remove the parentheses:
  • step2: Divide the terms:
  • step3: Add the numbers:
  • step4: Divide the terms:
  • step5: Add the numbers:
  • step6: Divide the terms:
  • step7: Multiply the numbers:
  • step8: Multiply the numbers:
  • step9: Multiply:
  • step10: Subtract the numbers:
  • step11: Multiply by the reciprocal:
  • step12: Rewrite the expression:
  • step13: Reduce the numbers:
  • step14: Rewrite the expression:
  • step15: Reduce the numbers:
  • step16: Rewrite the expression:
  • step17: Rewrite the expression:
  • step18: Reduce the numbers:
  • step19: Rewrite the expression:
  • step20: Reduce the numbers:
  • step21: Multiply the fractions:
  • step22: Multiply:

    Calculate or simplify the expression .
    Calculate the value by following steps:
  • step0: Calculate:
  • step1: Remove the parentheses:
  • step2: Divide the terms:
  • step3: Add the numbers:
  • step4: Divide the terms:
  • step5: Add the numbers:
  • step6: Divide the terms:
  • step7: Multiply the numbers:
  • step8: Multiply the numbers:
  • step9: Multiply:
  • step10: Subtract the numbers:
  • step11: Multiply by the reciprocal:
  • step12: Rewrite the expression:
  • step13: Reduce the numbers:
  • step14: Rewrite the expression:
  • step15: Reduce the numbers:
  • step16: Rewrite the expression:
  • step17: Rewrite the expression:
  • step18: Reduce the numbers:
  • step19: Rewrite the expression:
  • step20: Reduce the numbers:
  • step21: Multiply the fractions:
  • step22: Multiply:

    Calculate or simplify the expression .
    Calculate the value by following steps:
  • step0: Calculate:
  • step1: Multiply the numbers:

    Calculate or simplify the expression .
    Calculate the value by following steps:
  • step0: Calculate:
  • step1: Multiply the numbers:

    Calculate or simplify the expression .
    Calculate the value by following steps:
  • step0: Calculate:
  • step1: Subtract the numbers:

Summary of Calculations

  1. Ethel’s Monthly Payment:
    • Monthly payment
    • Total payment over 72 months:
  2. Jack’s Monthly Payment:
    • Monthly payment
    • Total payment over 72 months:
  3. Difference in Total Payments:

Final Answer

Ethel will pay approximately more than Jack.
Thus, the correct answer is:
d. (rounded to the nearest cent).

Respondido por UpStudy AI y revisado por un tutor profesional

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Extra Insights

To find out how much more Ethel will pay than Jack for their loans, we can use the formula for the monthly payment on a loan, which is:
where:
  • is the total monthly payment,
  • is the loan principal (in this case, ),
  • is the monthly interest rate (annual rate divided by 12),
  • is the total number of payments (months).

For Ethel:

  1. Calculate the monthly interest rate:
    • APR =
  2. Total number of payments:
  3. Monthly payment (Ethel):
Calculating this gives approximately .
  1. Total payments (Ethel):

For Jack:

  1. Calculate monthly interest rate:
    • APR =
  2. Monthly payment (Jack):
Calculating this gives approximately .
  1. Total payments (Jack):

Difference in payments:

None of the provided options (a. , b. , c. , d. ) are correct when calculated simply, and it seems like there might be an error in the calculations or rounding in the final outputs.
However, based on the calculations for total repayments:
  • Ethel pays approximately
  • Jack pays approximately
Thus, the difference is accurately calculated as rounding might hint it’s closest to a variant of the options provided possibly due to different calculation methods.
For a precise answer based on accurate methods in financial calculations, please round correctly using financial calculators or spreadsheet applications.

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