300 - 60.00 (20% OFF) = ₹240.00

203.39 + 36.61 (18%) = 240.00

• 12 + @ 24% : 193.22 + 18% = 228.00
• 24 + @ 28% : 183.05 + 18% = 216.00
• 36 + @ 32% : 172.88 + 18% = 204.00