Question

Two identical lamps A and B using different types of kerosene can completely utilize the same volume of oil in 12
thouts and 8 hours respectively, due to the quality of oil used. If both of them start burning at the same time at their
respective constant speed, then after what time does the ratio of the height of kerosene oil left will become 4.3.
plz tell the answers fast​

Answer 1

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