Price of the Car at booking: 10,842,000
Booking amount: 3,000,000
50% price increase for full payment before 10th may: 3,000,000 + 8,750,000 = 11,750,000
CVT Tax: 11,750,000 + 351,000 = 12,101,000
Final price to be paid: 12,101,000 + 1,519,000 = 13,620,000 ex-factory