180 - 36.00 (20% OFF) = ₹144.00

122.03 + 21.97 (18%) = 144.00

• 8 + @ 24% : 115.93 + 18% = 136.80
• 16 + @ 28% : 109.83 + 18% = 129.60
• 24 + @ 32% : 103.73 + 18% = 122.40