709 - 141.80 (20% OFF) = ₹567.20

480.68 + 86.52 (18%) = 567.20

• 4 + @ 24% : 456.64 + 18% = 538.84
• 8 + @ 28% : 432.61 + 18% = 510.48
• 12 + @ 32% : 408.58 + 18% = 482.12