4,000 - 800.00 (20% OFF) = ₹3,200.00

2,711.86 + 488.14 (18%) = 3,200.00

• 4 + @ 24% : 2,576.27 + 18% = 3,040.00
• 8 + @ 28% : 2,440.68 + 18% = 2,880.00
• 12 + @ 32% : 2,305.08 + 18% = 2,720.00