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Density

Two identical...

Question

Two identical lamps A and B using different types of kerosene can completely utilize the same volume of oil in 12 hours and 8 hours respectively, due to the quality of oil used. If both of them start burning at the same time, then what will be the ratio of the amount of kerosene oil left in A and B, after 4 hours?

A

3:4

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B

4:5

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C

4:3

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D

5:8

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Solution

The correct option is C 4:3

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