RRB Pharmacist Model Paper 1

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Question : 22 of 100

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What quantities of 95% v/v and 45% v/v alcohol are to be mixed to make 800ml of 65% alcohol?

480ml of 95% and 320 ml of 45% alcohol
320ml of 95% and 480 ml of 45% alcohol
440ml of 95% and 360 ml of 45% alcohol
360ml of 95% and 440 ml of 45% alcohol

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