6. Study the following loan agreement summary and answer the questions below: INTEREST AND PAYMENT SUMMARY: Principal amount and Interest Mortgage Insurance Property Tax and Insurance Total Monthly Payment First 78 Payments 761.78 82.35 206.13 Last 282 Payments 761.78 967.91 6.1 What is the total length of this loan? Give your answer in years. 6.2 Calculate the total monthly payment for the first 78 payments. 6.3 Determine the property tax and insurance for the last 282 payments. 6.4 Calculate the total amount paid over this loan period. 6.5 If it was given that the loan amount was R150 000, then what percentage of the total amount paid back was interest?​