Question
45% of 160 – 25% of 80 = 20% of
?Solution
45% of 160 – 25% of 80 = 20% of ?
0.20 × ? = 0.45 × 160 – 0.25 × 80
0.20 × ? = 72 – 20
0.20 × ? = 52
? = 260
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