1. Loan Amount - $70,000
2. Nominal Rate - 4%
3. Frequency of Compounding - Weekly
4. Frequency of Payment - Semi-annually
5. Amortization Period - 20 Yrs
6. Periodic Payment - ?

1. Loan Amount - $166,000
2. Nominal Rate - 6%
3. Frequency of Compounding - Quarterly
4. Frequency of Payment - Monthly
5. Amortization Period - ?
6. Periodic Payment - $1,555

1. Loan Amount - ?
2. Nominal Rate - 5%
3. Frequency of Compounding - Weekly
4. Frequency of Payment - Monthly
5. Amortization Period - 15 yrs
6. Periodic Payment - $760

1. Loan Amount - $250,000
2. Nominal Rate - ?
3. Frequency of Compounding - Semi Annually
4. Frequency of Payment - Quarterly
5. Amortization Period - 25
6. Periodic Payment - $4,800

Please help, What are all the question Marks. I need to know how to this works. Thank You