On August 22, 2022, Celso signed a contract of sale with BCD Design and Construct Developer for a specific residential lot. The term of sales are as follows: Contract Price - 10,000,000 Earnest Money-50,000 (paid on time of contract signing) Down Payment -2,000,000 (payable within 2 yrs) Remaining Balance - 8,000,000 (payable in 20 yrs) 1. Compute for the monthly amortization on the first 2 yrs. 2. Compute for monthly amortization after down payment. 3. What if Celso defaulted on the 50th month, compute for the grace period. 4. What if Celso defaulted on the 50th month, compute for the cash surrender value. 5. What if Celso defaulted on the 185th month, compute for the cash surrender value. 6. What if Celso defaulted on the 97th month, compute for the cash surrender value