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1). 150 ml2). 225 ml3). 240 ml4). 330 ml |
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Answer» Quantity of liquid B = 70% of 450 = 315 ML Let x ml of liquid B be added. 315 + x = 80% of (450 + x) ⇒ 315 + x = 0.8 × (450 + x) ⇒ 315 + x = 360 + 0.8x ⇒ 0.2x = 45 ⇒ x = 225 |
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