IBPS RRB Officer Scale 1 Exam 7 Aug 2021 Prelims Shift 3 Paper
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Question : 75 of 80
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A 40 litre mixture containing kerosene and petrol having ratio 5 ∶ 3. Now 16 litre of the mixture is taken out and 6 litre of petrol is added. What is the percentage of kerosene in the mixture?
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