20.05% of 150.05 – 12.15% of 99.99 × 2.02 = ?
20.05% of 150.05 – 12.15% of 99.99 × 2.02 = ? => ? = 20% of 150 – 12% of 100 × 2 => ? = 30 – 12 × 2 => ? = 30 – 24 = 6
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