Question
36% of 250 – 18% of 200 = 30% of
?Solution
36% of 250 – 18% of 200 = 30% of ?
0.30 × ? = 0.36 × 250 – 0.18 × 200
0.30 × ? = 90 – 36
0.30 × ? = 54
? = 180
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