Please explain the following. I do not understand.

The questions are about :

1. Payment and Present Value
2. Bonds
3. Multiple Cash Flows

1.

Christopher is in the process of purchasing his rst home. He has been told by his banker that the maximum amount they will lend him for a mortgage is $430,100 and the length of the mortgage will he 22 years. ngired: A. If mortgage rate is 5% annually and Christopher borrows the maximum amount on the mortgage, what will be his monthly mortgage payment? E. If mortgage rate is 4.30% annually and Christopher can only afford a monthly payment of 51,9011], what is the maximum amount that he can borrow? The higher the risk that the Bond Owner takes, the more the Bond Owner wants to receive in interest. Required: Which bond will the higher interest rate, all else being equal? Circle the correct answer. A. A Put bond or a Call bond? B. A bond secured by a mortgage or a Debenture? C. A bond with a Sinking fund or a bond without a Sinking fund? D. A bond rated BB by Standards & Poor's or a bond rated B by Standards & Poor'sJudith's granddaughter will turn 18 in 8 years and she wants to provide her with a gift to assist with her college education. She has an existing account and plans to make the following additions to the account: Year Cash Flow O $4,675 Existing balance in the account $5,200 $2,600 SO $5,200 5 $2,600 Required: If Judith can earn 9.2% on the account, how much money will Judith be able to give to her granddaughter in 7 years