Answer : 3 606 Explanation : Answer: C) 606 Explanation: 56% of 870 = 56x870/100 = 487.2082% of 180 = 82x180/100 = 147.6032% of 90 = 32x90/100487.20 147.6 - 28.8 = ?? = 634.8 - 28.8? = 606.
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