I need this ASAP

3. Mr. and Mrs. Mapagbigay made the following donations during 2021: Jan 25 To Jon, their legitimate son, on account of marriage last Jan 20, 2021, car worth 600,000 with P200,00 unpaid mortgage. was assumed by the Jon. April 30 To Jun Jun, brother of Mr. Mapagbigay, his capital property inherited from their parents, worth P300,000 on account of marriage six months ago with a condition that Jun Jun will pay the donors tax thereon. July 5 To Serendipity, daughter of Mrs. Mapagbigay by former marriage, on account of her marriage. Mrs. Mapagbigay's paraphernal property worth P200,000 August 15 Conjugal car of the couple worth P800,000 with unpaid mortgage of P400,000. Y assumed by Serendipity and P600,000 worth of land to their fourth sons of account of his graduation. Requirement: Calculate the donors tax due and payable at each donation period. 3. Mr. and Mrs. Mapagbigay made the following donations during 2021: Jan 25 To Jon, their legitimate son, on account of marriage last Jan 20, 2021, car worth 600,000 with P200,00 unpaid mortgage. was assumed by the Jon. April 30 To Jun Jun, brother of Mr. Mapagbigay, his capital property inherited from their parents, worth P300,000 on account of marriage six months ago with a condition that Jun Jun will pay the donors tax thereon. July 5 To Serendipity, daughter of Mrs. Mapagbigay by former marriage, on account of her marriage. Mrs. Mapagbigay's paraphernal property worth P200,000 August 15 Conjugal car of the couple worth P800,000 with unpaid mortgage of P400,000. Y assumed by Serendipity and P600,000 worth of land to their fourth sons of account of his graduation. Requirement: Calculate the donors tax due and payable at each donation period